diff --git a/finalize-sdk-rel.sh b/finalize-sdk-rel.sh
new file mode 100755
index 0000000..d1c9026
--- /dev/null
+++ b/finalize-sdk-rel.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+
+set -ex
+
+function finalize_sdk_rel() {
+    local DEV_SRC_DIR="$(dirname "$0")"/../..
+    local BUILD_PREFIX='UP1A'
+    local PLATFORM_CODENAME='UpsideDownCake'
+    local PLATFORM_VERSION='14'
+    local PLATFORM_SDK_VERSION='34'
+
+    # build/make/core/version_defaults.mk
+    sed -i -e "s/PLATFORM_VERSION_CODENAME.${BUILD_PREFIX} := .*/PLATFORM_VERSION_CODENAME.${BUILD_PREFIX} := REL/g" "$DEV_SRC_DIR/build/make/core/version_defaults.mk"
+
+    # cts
+    echo "$PLATFORM_VERSION" > "$DEV_SRC_DIR/cts/tests/tests/os/assets/platform_versions.txt"
+    git -C "$DEV_SRC_DIR/cts" mv hostsidetests/theme/assets/${PLATFORM_CODENAME} hostsidetests/theme/assets/${PLATFORM_SDK_VERSION}
+
+    # system/sepolicy
+    mkdir -p "$DEV_SRC_DIR/system/sepolicy/prebuilts/api/${PLATFORM_SDK_VERSION}.0/"
+    cp -r "$DEV_SRC_DIR/system/sepolicy/public/" "$DEV_SRC_DIR/system/sepolicy/prebuilts/api/${PLATFORM_SDK_VERSION}.0/"
+    cp -r "$DEV_SRC_DIR/system/sepolicy/private/" "$DEV_SRC_DIR/system/sepolicy/prebuilts/api/${PLATFORM_SDK_VERSION}.0/"
+
+    # prebuilts/abi-dumps/ndk
+    git -C "$DEV_SRC_DIR/prebuilts/abi-dumps/ndk" mv ${PLATFORM_CODENAME} ${PLATFORM_SDK_VERSION}
+
+    # prebuilts/abi-dumps/vndk
+    git -C "$DEV_SRC_DIR/prebuilts/abi-dumps/vndk" mv ${PLATFORM_CODENAME} ${PLATFORM_SDK_VERSION}
+
+    # prebuilts/abi-dumps/platform
+    git -C "$DEV_SRC_DIR/prebuilts/abi-dumps/platform" mv ${PLATFORM_CODENAME} ${PLATFORM_SDK_VERSION}
+}
+
+finalize_sdk_rel
+