diff --git a/sdk/appplatform/Azure.ResourceManager.AppPlatform/CHANGELOG.md b/sdk/appplatform/Azure.ResourceManager.AppPlatform/CHANGELOG.md
index e41fd89146cb1..01e13eb600b36 100644
--- a/sdk/appplatform/Azure.ResourceManager.AppPlatform/CHANGELOG.md
+++ b/sdk/appplatform/Azure.ResourceManager.AppPlatform/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release History
 
+## 1.2.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.1.1 (2024-04-29)
 
 ### Features Added
diff --git a/sdk/appplatform/Azure.ResourceManager.AppPlatform/src/Azure.ResourceManager.AppPlatform.csproj b/sdk/appplatform/Azure.ResourceManager.AppPlatform/src/Azure.ResourceManager.AppPlatform.csproj
index 58db4f1e5cb85..599e3996ee0bb 100644
--- a/sdk/appplatform/Azure.ResourceManager.AppPlatform/src/Azure.ResourceManager.AppPlatform.csproj
+++ b/sdk/appplatform/Azure.ResourceManager.AppPlatform/src/Azure.ResourceManager.AppPlatform.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Version>1.1.1</Version>
+    <Version>1.2.0-beta.1</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
-    <ApiCompatVersion>1.1.0</ApiCompatVersion>
+    <ApiCompatVersion>1.1.1</ApiCompatVersion>
     <PackageId>Azure.ResourceManager.AppPlatform</PackageId>
     <Description>Microsoft Azure Resource Manager client SDK for Azure resource provider Microsoft.AppPlatform.</Description>
     <PackageTags>azure;management;arm;resource manager;appplatform</PackageTags>