diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6018d07f2..fd11afee3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -55,7 +55,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.inputs.commit_id }}
+          ref: ${{ github.event.inputs.version_number }}
           path: FreeRTOS-Plus-TCP
           submodules: recursive
       - name: Checkout disabled submodules
diff --git a/source/include/FreeRTOS_IP.h b/source/include/FreeRTOS_IP.h
index cfbbca8bc..8b422576a 100644
--- a/source/include/FreeRTOS_IP.h
+++ b/source/include/FreeRTOS_IP.h
@@ -44,13 +44,11 @@
 
 /* Constants defining the current version of the FreeRTOS+TCP
  * network stack. */
-#define ipFR_TCP_VERSION_NUMBER      "V4.0.999"
-#define ipFR_TCP_VERSION_MAJOR       4
-#define ipFR_TCP_VERSION_MINOR       0
+#define ipFR_TCP_VERSION_NUMBER    "V4.2.999"
+#define ipFR_TCP_VERSION_MAJOR     4
+#define ipFR_TCP_VERSION_MINOR     2
 /* Development builds are always version 999. */
-#define ipFR_TCP_VERSION_BUILD       999
-/* Using TCP version to support backward compatibility in the Demo files. */
-#define FREERTOS_PLUS_TCP_VERSION    10
+#define ipFR_TCP_VERSION_BUILD     999
 
 /* Some constants defining the sizes of several parts of a packet.
  * These defines come before including the configuration header files. */