diff --git a/sdk/core/Azure.Core.Experimental/CHANGELOG.md b/sdk/core/Azure.Core.Experimental/CHANGELOG.md
index 8182e90c2a9e6..d9597d6bcadce 100644
--- a/sdk/core/Azure.Core.Experimental/CHANGELOG.md
+++ b/sdk/core/Azure.Core.Experimental/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Release History
 
+## 0.1.0-preview.2 (Unreleased)
+
+
 ## 0.1.0-preview.1 (2020-06-04)
 
 ### Added
diff --git a/sdk/core/Azure.Core.Experimental/src/Azure.Core.Experimental.csproj b/sdk/core/Azure.Core.Experimental/src/Azure.Core.Experimental.csproj
index 63a4b65b32a9b..e17a0e2301e0d 100644
--- a/sdk/core/Azure.Core.Experimental/src/Azure.Core.Experimental.csproj
+++ b/sdk/core/Azure.Core.Experimental/src/Azure.Core.Experimental.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Description>Experimental types that might eventually move to Azure.Core</Description>
     <AssemblyTitle>Microsoft Azure Client Pipeline Experimental Extensions</AssemblyTitle>
-    <Version>0.1.0-preview.1</Version>
+    <Version>0.1.0-preview.2</Version>
     <PackageTags>Microsoft Azure Client Pipeline</PackageTags>
     <Nullable>enable</Nullable>
     <TargetFrameworks>$(RequiredTargetFrameworks)</TargetFrameworks>
diff --git a/sdk/core/Azure.Core/CHANGELOG.md b/sdk/core/Azure.Core/CHANGELOG.md
index c672c82015f0a..7120bd63ae6f6 100644
--- a/sdk/core/Azure.Core/CHANGELOG.md
+++ b/sdk/core/Azure.Core/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Release History
 
+## 1.3.0-preview.1 (Unreleased)
+
+
 ## 1.2.2 (2020-06-04)
 
 ### Bugfix
diff --git a/sdk/core/Azure.Core/src/Azure.Core.csproj b/sdk/core/Azure.Core/src/Azure.Core.csproj
index 0f90896d41c1e..5b97b75e44784 100644
--- a/sdk/core/Azure.Core/src/Azure.Core.csproj
+++ b/sdk/core/Azure.Core/src/Azure.Core.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Description>This is the implementation of the Azure Client Pipeline</Description>
     <AssemblyTitle>Microsoft Azure Client Pipeline</AssemblyTitle>
-    <Version>1.2.2</Version>
+    <Version>1.3.0-preview.1</Version>
     <PackageTags>Microsoft Azure Client Pipeline</PackageTags>
     <Nullable>enable</Nullable>
     <DefineConstants>$(DefineConstants);AZURE_NULLABLE</DefineConstants>