diff --git a/build/Common.props b/build/Common.props
index 8467eac7ef..0c8370ab4c 100644
--- a/build/Common.props
+++ b/build/Common.props
@@ -43,7 +43,7 @@
     <MicrosoftPublicApiAnalyzersPkgVer>[3.11.0-beta1.23525.2]</MicrosoftPublicApiAnalyzersPkgVer>
     <MicrosoftSourceLinkGitHubPkgVer>[8.0.0,9.0)</MicrosoftSourceLinkGitHubPkgVer>
     <OpenTelemetryCoreUnstableLatestVersion>[1.11.2-beta.1]</OpenTelemetryCoreUnstableLatestVersion>
-    <OpenTelemetryCoreLatestVersion>[1.11.2,2.0)</OpenTelemetryCoreLatestVersion>
+    <OpenTelemetryCoreLatestVersion>[1.12.0,2.0)</OpenTelemetryCoreLatestVersion>
     <OpenTelemetryCoreLatestPrereleaseVersion>[1.11.0-rc.1]</OpenTelemetryCoreLatestPrereleaseVersion>
     <StackExchangeRedisPkgVer>[2.6.122,3.0)</StackExchangeRedisPkgVer>
     <ConfluentKafkaPkgVer>[2.4.0,3.0)</ConfluentKafkaPkgVer>
diff --git a/src/OpenTelemetry.Exporter.Geneva/CHANGELOG.md b/src/OpenTelemetry.Exporter.Geneva/CHANGELOG.md
index 2375e0a953..1b680f0407 100644
--- a/src/OpenTelemetry.Exporter.Geneva/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.Geneva/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.3
 
 Released 2025-Apr-22
diff --git a/src/OpenTelemetry.Exporter.InfluxDB/CHANGELOG.md b/src/OpenTelemetry.Exporter.InfluxDB/CHANGELOG.md
index bc002ca997..948c6b1395 100644
--- a/src/OpenTelemetry.Exporter.InfluxDB/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.InfluxDB/CHANGELOG.md
@@ -7,8 +7,8 @@
   [CVE-2024-43485](https://github.com/advisories/GHSA-8g4q-xg66-9fp4).
   ([#2202](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2202))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.0-alpha.4
 
diff --git a/src/OpenTelemetry.Exporter.Instana/CHANGELOG.md b/src/OpenTelemetry.Exporter.Instana/CHANGELOG.md
index d5118e2e75..44aebd2942 100644
--- a/src/OpenTelemetry.Exporter.Instana/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.Instana/CHANGELOG.md
@@ -6,8 +6,8 @@
   The lowest supported version is .NET Framework 4.6.2.
   ([#1050](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1050))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.3
 
diff --git a/src/OpenTelemetry.Exporter.OneCollector/CHANGELOG.md b/src/OpenTelemetry.Exporter.OneCollector/CHANGELOG.md
index a45379327f..ef16db696b 100644
--- a/src/OpenTelemetry.Exporter.OneCollector/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.OneCollector/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/CHANGELOG.md b/src/OpenTelemetry.Exporter.Stackdriver/CHANGELOG.md
index 865419fb39..ad37757863 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.Stackdriver/CHANGELOG.md
@@ -11,8 +11,8 @@
   * Google.Cloud.Trace.V2 3.3.0 -> 3.5.0
   ([#2127](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2127))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.0-beta.6
 
diff --git a/src/OpenTelemetry.Extensions.AWS/CHANGELOG.md b/src/OpenTelemetry.Extensions.AWS/CHANGELOG.md
index 8db94376a2..3a09a8f42f 100644
--- a/src/OpenTelemetry.Extensions.AWS/CHANGELOG.md
+++ b/src/OpenTelemetry.Extensions.AWS/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.3
 
 Released 2025-May-01
diff --git a/src/OpenTelemetry.Extensions.Enrichment/CHANGELOG.md b/src/OpenTelemetry.Extensions.Enrichment/CHANGELOG.md
index b1bc863673..1f7eb1ce8a 100644
--- a/src/OpenTelemetry.Extensions.Enrichment/CHANGELOG.md
+++ b/src/OpenTelemetry.Extensions.Enrichment/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 0.1.0-alpha.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Extensions/CHANGELOG.md b/src/OpenTelemetry.Extensions/CHANGELOG.md
index 3df6dee413..6859a27498 100644
--- a/src/OpenTelemetry.Extensions/CHANGELOG.md
+++ b/src/OpenTelemetry.Extensions/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.AspNet.TelemetryHttpModule/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.AspNet.TelemetryHttpModule/CHANGELOG.md
index ed258ebc18..75d5664077 100644
--- a/src/OpenTelemetry.Instrumentation.AspNet.TelemetryHttpModule/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.AspNet.TelemetryHttpModule/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.AspNet/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.AspNet/CHANGELOG.md
index 3274f21587..2e74f656a0 100644
--- a/src/OpenTelemetry.Instrumentation.AspNet/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.AspNet/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
index 80160ef205..6785232f72 100644
--- a/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Cassandra/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Cassandra/CHANGELOG.md
index c6ef0f97af..9c106de80b 100644
--- a/src/OpenTelemetry.Instrumentation.Cassandra/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Cassandra/CHANGELOG.md
@@ -2,8 +2,8 @@
 
 ## Unreleased
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.0-beta.2
 
diff --git a/src/OpenTelemetry.Instrumentation.ConfluentKafka/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.ConfluentKafka/CHANGELOG.md
index a35a38c206..c195369a90 100644
--- a/src/OpenTelemetry.Instrumentation.ConfluentKafka/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.ConfluentKafka/CHANGELOG.md
@@ -17,8 +17,8 @@
   to set default explicit buckets following the [OpenTelemetry Specification](https://github.com/open-telemetry/semantic-conventions/blob/v1.24.0/docs/messaging/messaging-metrics.md).
   ([#2430](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2430))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 0.1.0-alpha.2
 
diff --git a/src/OpenTelemetry.Instrumentation.ElasticsearchClient/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.ElasticsearchClient/CHANGELOG.md
index 98198a158b..4bf7ca8565 100644
--- a/src/OpenTelemetry.Instrumentation.ElasticsearchClient/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.ElasticsearchClient/CHANGELOG.md
@@ -17,8 +17,8 @@
   [CVE-2024-43485](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43485).
   ([#2198](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2198))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.0-beta.5
 
diff --git a/src/OpenTelemetry.Instrumentation.EntityFrameworkCore/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.EntityFrameworkCore/CHANGELOG.md
index e881708e7b..9774e161d4 100644
--- a/src/OpenTelemetry.Instrumentation.EntityFrameworkCore/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.EntityFrameworkCore/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.EventCounters/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.EventCounters/CHANGELOG.md
index ec0ac0c2f5..18d2ff3add 100644
--- a/src/OpenTelemetry.Instrumentation.EventCounters/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.EventCounters/CHANGELOG.md
@@ -5,8 +5,8 @@
 * `Meter.Version` is set to NuGet package version.
   ([#1624](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1624))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.5.1-alpha.1
 
diff --git a/src/OpenTelemetry.Instrumentation.GrpcCore/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.GrpcCore/CHANGELOG.md
index 8ff0946e09..756d7b874c 100644
--- a/src/OpenTelemetry.Instrumentation.GrpcCore/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.GrpcCore/CHANGELOG.md
@@ -6,8 +6,8 @@
   ([#1936](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1936),
    [#1940](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1940))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.0.0-beta.6
 
diff --git a/src/OpenTelemetry.Instrumentation.GrpcNetClient/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.GrpcNetClient/CHANGELOG.md
index 6c5ca18047..e16c4afe33 100644
--- a/src/OpenTelemetry.Instrumentation.GrpcNetClient/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.GrpcNetClient/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Hangfire/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Hangfire/CHANGELOG.md
index 2d40251510..788b6972e3 100644
--- a/src/OpenTelemetry.Instrumentation.Hangfire/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Hangfire/CHANGELOG.md
@@ -2,8 +2,8 @@
 
 ## Unreleased
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
 
 ## 1.9.0-beta.1
 
diff --git a/src/OpenTelemetry.Instrumentation.Http/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Http/CHANGELOG.md
index d41b9951e6..c645dec531 100644
--- a/src/OpenTelemetry.Instrumentation.Http/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Http/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Owin/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Owin/CHANGELOG.md
index 5b87daaa02..abdf0412c7 100644
--- a/src/OpenTelemetry.Instrumentation.Owin/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Owin/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Process/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Process/CHANGELOG.md
index 151866b301..799daf924c 100644
--- a/src/OpenTelemetry.Instrumentation.Process/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Process/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Quartz/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Quartz/CHANGELOG.md
index bdf44570e4..ab8eee09b1 100644
--- a/src/OpenTelemetry.Instrumentation.Quartz/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Quartz/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Runtime/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Runtime/CHANGELOG.md
index ac1085c397..ff9cf0f803 100644
--- a/src/OpenTelemetry.Instrumentation.Runtime/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Runtime/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.SqlClient/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.SqlClient/CHANGELOG.md
index bcb5979742..0603eeae2c 100644
--- a/src/OpenTelemetry.Instrumentation.SqlClient/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.SqlClient/CHANGELOG.md
@@ -7,6 +7,9 @@
   attribute.
   ([#2674](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2674))
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.StackExchangeRedis/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.StackExchangeRedis/CHANGELOG.md
index b473f69cb1..76f92b3fa4 100644
--- a/src/OpenTelemetry.Instrumentation.StackExchangeRedis/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.StackExchangeRedis/CHANGELOG.md
@@ -5,6 +5,9 @@
 * `System.Reflection.Emit.Lightweight` is referenced only by `netstandard2.0`.
   ([#2667](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2667))
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Instrumentation.Wcf/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.Wcf/CHANGELOG.md
index 1ee77aa874..30714692fc 100644
--- a/src/OpenTelemetry.Instrumentation.Wcf/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.Wcf/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.AWS/CHANGELOG.md b/src/OpenTelemetry.Resources.AWS/CHANGELOG.md
index 894ec17176..f91ae39e3f 100644
--- a/src/OpenTelemetry.Resources.AWS/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.AWS/CHANGELOG.md
@@ -5,6 +5,9 @@
 * Set itinital capacity for AWS Semantic Convention Attribute Builder
   ([#2653](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2653))
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.1
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.Azure/CHANGELOG.md b/src/OpenTelemetry.Resources.Azure/CHANGELOG.md
index 4f69c1d61b..7f5ea604ed 100644
--- a/src/OpenTelemetry.Resources.Azure/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.Azure/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.Container/CHANGELOG.md b/src/OpenTelemetry.Resources.Container/CHANGELOG.md
index 64b42d57dd..27793574ca 100644
--- a/src/OpenTelemetry.Resources.Container/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.Container/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.Gcp/CHANGELOG.md b/src/OpenTelemetry.Resources.Gcp/CHANGELOG.md
index fa69d5896b..9acdb7d2be 100644
--- a/src/OpenTelemetry.Resources.Gcp/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.Gcp/CHANGELOG.md
@@ -14,5 +14,5 @@
   [CVE-2024-43485](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43485).
   ([#2198](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2198))
 
-* Updated OpenTelemetry core component version(s) to `1.11.2`.
-  ([#2582](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2582))
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
diff --git a/src/OpenTelemetry.Resources.Host/CHANGELOG.md b/src/OpenTelemetry.Resources.Host/CHANGELOG.md
index a48c82b955..f4f2bb4e4c 100644
--- a/src/OpenTelemetry.Resources.Host/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.Host/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.OperatingSystem/CHANGELOG.md b/src/OpenTelemetry.Resources.OperatingSystem/CHANGELOG.md
index 3604f909b9..968e40613e 100644
--- a/src/OpenTelemetry.Resources.OperatingSystem/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.OperatingSystem/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.Process/CHANGELOG.md b/src/OpenTelemetry.Resources.Process/CHANGELOG.md
index 7a6fc4781b..6240fc833f 100644
--- a/src/OpenTelemetry.Resources.Process/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.Process/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Resources.ProcessRuntime/CHANGELOG.md b/src/OpenTelemetry.Resources.ProcessRuntime/CHANGELOG.md
index 034276e0ad..451965860a 100644
--- a/src/OpenTelemetry.Resources.ProcessRuntime/CHANGELOG.md
+++ b/src/OpenTelemetry.Resources.ProcessRuntime/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 1.11.0-beta.2
 
 Released 2025-Mar-05
diff --git a/src/OpenTelemetry.Sampler.AWS/CHANGELOG.md b/src/OpenTelemetry.Sampler.AWS/CHANGELOG.md
index c0ec464c58..21fd1b9ff9 100644
--- a/src/OpenTelemetry.Sampler.AWS/CHANGELOG.md
+++ b/src/OpenTelemetry.Sampler.AWS/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Updated OpenTelemetry core component version(s) to `1.12.0`.
+  ([#2725](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/2725))
+
 ## 0.1.0-alpha.4
 
 Released 2025-Mar-05