diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40b13e0dfa..8bfdb37a14 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,34 @@ Increment the:
 
 ## [Unreleased]
 
+## [1.6.0] 2022-08-15
+
+* [METRICS SDK] Calling Observable Instruments callback during metrics
+  collection
+  [#1554](https://github.com/open-telemetry/opentelemetry-cpp/pull/1554)
+* [METRICS CI] Add CI jobs for new and deprecated metrics [#1531](https://github.com/open-telemetry/opentelemetry-cpp/pull/1531)
+* [METRICS BUILD] Fix metrics asan and tsan CI [#1562](https://github.com/open-telemetry/opentelemetry-cpp/pull/1562)
+* [METRICS SDK] remove throw check from metrics  with noexcept [#1560](https://github.com/open-telemetry/opentelemetry-cpp/pull/1560)
+* [METRICS SDK] fix metrics race condition [#1552](https://github.com/open-telemetry/opentelemetry-cpp/pull/1552)
+* [METRICS SDK] Fix metrics context circular reference [#1535](https://github.com/open-telemetry/opentelemetry-cpp/pull/1535)
+* [METRICS EXPORTER] Improve scope/instrument names in metrics ostream exporter [#1544](https://github.com/open-telemetry/opentelemetry-cpp/pull/1544)
+* [METRICS BUILD] fix IWYU error in instruments.h [#1555](https://github.com/open-telemetry/opentelemetry-cpp/pull/1555)
+* [EXPORTER] Prometheus exporter support Gauge Type [#1553](https://github.com/open-telemetry/opentelemetry-cpp/pull/1553)
+* [METRICS SDK] Fix default Metric view name [#1515](https://github.com/open-telemetry/opentelemetry-cpp/pull/1515)
+* [SDK] Fix infinitely waiting when shutdown with more than one running http
+  sessions.
+  [#1549](https://github.com/open-telemetry/opentelemetry-cpp/pull/1549)
+* [METRICS SDK] Fix OTLP gRPC Metrics env variables [#1543](https://github.com/open-telemetry/opentelemetry-cpp/pull/1543)
+* [METRICS SDK] Metric aggregation temporality controls  [#1541](https://github.com/open-telemetry/opentelemetry-cpp/pull/1541)
+* [METRICS SDK] Histogram min/max support [#1540](https://github.com/open-telemetry/opentelemetry-cpp/pull/1540)
+* [METRICS EXPORTER] ostream exporter should print out resource attributes [#1523](https://github.com/open-telemetry/opentelemetry-cpp/pull/1523)
+* [METRICS SDK] Support multiple async callbacks [#1495](https://github.com/open-telemetry/opentelemetry-cpp/pull/1495)
+* [BUILD] Fix code scanning alert [#1530](https://github.com/open-telemetry/opentelemetry-cpp/pull/1530)
+* [BUILD] Fix several compiling/linking errors [#1539](https://github.com/open-telemetry/opentelemetry-cpp/pull/1539)
+* [TRACE SDK] Add SpanData getter for Span Recordable [#1508](https://github.com/open-telemetry/opentelemetry-cpp/pull/1508)
+* [LOG SDK] Fix log sdk builder (#1486) [#1524](https://github.com/open-telemetry/opentelemetry-cpp/pull/1524)
+* [METRICS SDK] Add configuration options for Aggregation creation [#1513](https://github.com/open-telemetry/opentelemetry-cpp/pull/1513)
+* [METRICS TEST] Fix metrics unit test memory leack [#1533](https://github.com/open-telemetry/opentelemetry-cpp/pull/1533)
 * [LOG SDK] Add log sdk builders (#1486) [#1524](https://github.com/open-telemetry/opentelemetry-cpp/pull/1524)
 
 ## [1.5.0] 2022-07-29
diff --git a/api/include/opentelemetry/version.h b/api/include/opentelemetry/version.h
index 6fbd2188f9..71885471b6 100644
--- a/api/include/opentelemetry/version.h
+++ b/api/include/opentelemetry/version.h
@@ -6,7 +6,7 @@
 #include "opentelemetry/detail/preprocessor.h"
 
 #define OPENTELEMETRY_ABI_VERSION_NO 1
-#define OPENTELEMETRY_VERSION "1.5.0"
+#define OPENTELEMETRY_VERSION "1.6.0"
 #define OPENTELEMETRY_ABI_VERSION OPENTELEMETRY_STRINGIFY(OPENTELEMETRY_ABI_VERSION_NO)
 
 // clang-format off
diff --git a/docs/public/conf.py b/docs/public/conf.py
index 76f3e11102..22705e20da 100644
--- a/docs/public/conf.py
+++ b/docs/public/conf.py
@@ -21,7 +21,7 @@
 author = 'OpenTelemetry authors'
 
 # The full version, including alpha/beta/rc tags
-release = "1.5.0"
+release = "1.6.0"
 
 # Run sphinx on subprojects and copy output
 # -----------------------------------------
diff --git a/sdk/include/opentelemetry/sdk/version/version.h b/sdk/include/opentelemetry/sdk/version/version.h
index 7e1bd918dd..ee15593ff8 100644
--- a/sdk/include/opentelemetry/sdk/version/version.h
+++ b/sdk/include/opentelemetry/sdk/version/version.h
@@ -5,7 +5,7 @@
 
 #include "opentelemetry/detail/preprocessor.h"
 
-#define OPENTELEMETRY_SDK_VERSION "1.5.0"
+#define OPENTELEMETRY_SDK_VERSION "1.6.0"
 
 #include "opentelemetry/version.h"
 
diff --git a/sdk/src/version/version.cc b/sdk/src/version/version.cc
index 0149608a2e..2c6db82ddc 100644
--- a/sdk/src/version/version.cc
+++ b/sdk/src/version/version.cc
@@ -9,17 +9,17 @@ namespace sdk
 namespace version
 {
 const int MAJOR_VERSION     = 1;
-const int MINOR_VERSION     = 5;
+const int MINOR_VERSION     = 6;
 const int PATCH_VERSION     = 0;
 const char *PRE_RELEASE     = "NONE";
 const char *BUILD_METADATA  = "NONE";
-const int COUNT_NEW_COMMITS = 25;
-const char *BRANCH          = "pre_release_1.5.0";
-const char *COMMIT_HASH     = "0015475adc9aa559cd65ea814c08ec574cda141a";
-const char *SHORT_VERSION   = "1.5.0";
+const int COUNT_NEW_COMMITS = 23;
+const char *BRANCH          = "pre_release_1.6.0";
+const char *COMMIT_HASH     = "ad23f20392f26350fec7afca229729c2ef9ef92b";
+const char *SHORT_VERSION   = "1.6.0";
 const char *FULL_VERSION =
-    "1.5.0-NONE-NONE-25-pre_release_1.5.0-0015475adc9aa559cd65ea814c08ec574cda141a";
-const char *BUILD_DATE = "Fri Jul 29 23:20:17 UTC 2022";
+    "1.5.0-NONE-NONE-23-pre_release_1.6.0-ad23f20392f26350fec7afca229729c2ef9ef92b";
+const char *BUILD_DATE = "Tue Aug 16 00:35:48 UTC 2022";
 }  // namespace version
 }  // namespace sdk
 OPENTELEMETRY_END_NAMESPACE