diff --git a/eng/versioning/version_client.txt b/eng/versioning/version_client.txt
index 663137c7ddbf..780964ac2e26 100644
--- a/eng/versioning/version_client.txt
+++ b/eng/versioning/version_client.txt
@@ -400,7 +400,7 @@ com.azure.resourcemanager:azure-resourcemanager-edgeorder;1.0.0;1.1.0-beta.1
 com.azure.resourcemanager:azure-resourcemanager-securityinsights;1.0.0;1.1.0-beta.1
 com.azure.resourcemanager:azure-resourcemanager-oep;1.0.0-beta.2;1.0.0-beta.3
 com.azure.resourcemanager:azure-resourcemanager-dnsresolver;1.1.0;1.2.0-beta.2
-com.azure.resourcemanager:azure-resourcemanager-mobilenetwork;1.3.0;1.3.1
+com.azure.resourcemanager:azure-resourcemanager-mobilenetwork;1.3.1;1.4.0-beta.1
 com.azure.resourcemanager:azure-resourcemanager-azureadexternalidentities;1.0.0-beta.1;1.0.0-beta.1
 com.azure.resourcemanager:azure-resourcemanager-dashboard;1.2.0;1.3.0-beta.1
 com.azure.resourcemanager:azure-resourcemanager-servicelinker;1.0.0;1.1.0-beta.1
diff --git a/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/CHANGELOG.md b/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/CHANGELOG.md
index b7e8a5d888b0..689067b40a1d 100644
--- a/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/CHANGELOG.md
+++ b/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release History
 
+## 1.4.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.3.1 (2025-12-16)
 
 - Please note, this package has been deprecated and will no longer be maintained after 09-30-2025. Refer to our deprecation policy (https://aka.ms/azsdk/support-policies) for more details.
diff --git a/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/pom.xml b/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/pom.xml
index 80d74e858b2e..7ddf8e883572 100644
--- a/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/pom.xml
+++ b/sdk/mobilenetwork/azure-resourcemanager-mobilenetwork/pom.xml
@@ -14,7 +14,7 @@
 
   <groupId>com.azure.resourcemanager</groupId>
   <artifactId>azure-resourcemanager-mobilenetwork</artifactId>
-  <version>1.3.1</version> <!-- {x-version-update;com.azure.resourcemanager:azure-resourcemanager-mobilenetwork;current} -->
+  <version>1.4.0-beta.1</version> <!-- {x-version-update;com.azure.resourcemanager:azure-resourcemanager-mobilenetwork;current} -->
   <packaging>jar</packaging>
 
   <name>Microsoft Azure SDK for MobileNetwork Management</name>