diff --git a/sdk/core/azure-core/CHANGELOG.md b/sdk/core/azure-core/CHANGELOG.md
index 218506d336..df9e2c6832 100644
--- a/sdk/core/azure-core/CHANGELOG.md
+++ b/sdk/core/azure-core/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release History
 
+## 1.13.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.12.0 (2024-05-09)
 
 ### Bugs Fixed
diff --git a/sdk/core/azure-core/src/private/package_version.hpp b/sdk/core/azure-core/src/private/package_version.hpp
index 09315a7258..69b8dda775 100644
--- a/sdk/core/azure-core/src/private/package_version.hpp
+++ b/sdk/core/azure-core/src/private/package_version.hpp
@@ -11,9 +11,9 @@
 #include <cstdint>
 
 #define AZURE_CORE_VERSION_MAJOR 1
-#define AZURE_CORE_VERSION_MINOR 12
+#define AZURE_CORE_VERSION_MINOR 13
 #define AZURE_CORE_VERSION_PATCH 0
-#define AZURE_CORE_VERSION_PRERELEASE ""
+#define AZURE_CORE_VERSION_PRERELEASE "beta.1"
 
 #define AZURE_CORE_VERSION_ITOA_HELPER(i) #i
 #define AZURE_CORE_VERSION_ITOA(i) AZURE_CORE_VERSION_ITOA_HELPER(i)