diff --git a/rootfs/tmp/etc/act_runner/cache_server.yaml b/rootfs/tmp/etc/act_runner/cache_server.yaml
index d9bff26..852a5c7 100644
--- a/rootfs/tmp/etc/act_runner/cache_server.yaml
+++ b/rootfs/tmp/etc/act_runner/cache_server.yaml
@@ -3,7 +3,7 @@ log:
   level: info
 
 cache:
-  # Enable cache server to use actions/cache.
   enabled: true
-  # The directory to store the cache data.
   dir: '/data/act_runner/cache'
+  host: '0.0.0.0'
+  port: 'REPLACE_RUNNER_CACHE_PORT'
diff --git a/rootfs/tmp/etc/act_runner/default_config.yaml b/rootfs/tmp/etc/act_runner/default_config.yaml
index cc34a71..f64fdfa 100644
--- a/rootfs/tmp/etc/act_runner/default_config.yaml
+++ b/rootfs/tmp/etc/act_runner/default_config.yaml
@@ -66,9 +66,5 @@ container:
   docker_host: ''
 
 cache:
-  # Enable cache server to use actions/cache.
   enabled: true
-  # The host of the cache server.
-  host: 'REPLACE_RUNNER_CACHE_HOST'
-  # The port of the cache server.
-  port: REPLACE_RUNNER_CACHE_PORT
+  external_server: 'http://REPLACE_RUNNER_CACHE_HOST:REPLACE_RUNNER_CACHE_PORT/'
diff --git a/rootfs/usr/local/etc/docker/init.d/zz-act_runner.sh b/rootfs/usr/local/etc/docker/init.d/zz-act_runner.sh
index f6ae996..29da7f1 100755
--- a/rootfs/usr/local/etc/docker/init.d/zz-act_runner.sh
+++ b/rootfs/usr/local/etc/docker/init.d/zz-act_runner.sh
@@ -486,6 +486,7 @@ __post_execute() {
     fi
     if [ -f "$CACHE_CONFIG_FILE" ]; then
       mkdir -p "$DATA_DIR/cache"
+      __replace "REPLACE_RUNNER_CACHE_PORT" "$RUNNER_CACHE_PORT" "$CACHE_CONFIG_FILE"
       act_runner cache-server --config $CACHE_CONFIG_FILE -s 0.0.0.0 -p $RUNNER_CACHE_PORT 2>>/dev/stderr | tee -a -p "$LOG_DIR/cache.log" &
       execPid=$!
       if sleep 5 && ps ax | awk '{print $1}' | grep -v grep | grep -q "$execPid$"; then