diff --git a/kicker b/kicker
index bbb84af..ec70f6a 100755
--- a/kicker
+++ b/kicker
@@ -506,7 +506,7 @@ function manual_build() {
             --volume $srcdir:/app \
             --volume $WORKSPACE/packages/.rustup:/root/.rustup \
             --workdir /app/web3 \
-            retricsu/godwoken-manual-build:ckb2021 cargo build --locked --release
+            $DOCKER_MANUAL_BUILD_IMAGE cargo build --locked --release
 
         # Copy the built artifacts to `docker/manual-artifacts/gw-web3-indexer`
         #
@@ -542,7 +542,7 @@ function manual_build() {
             --volume $srcdir:/app \
             --volume $WORKSPACE/packages/.rustup:/root/.rustup \
             --workdir /app \
-            retricsu/godwoken-manual-build:ckb2021 \
+            $DOCKER_MANUAL_BUILD_IMAGE \
             cargo build --locked --release --features gw-config/no-builtin
 
         # Copy the built artifacts to `docker/manual-artifacts/`