diff --git a/plugin.sh b/plugin.sh
index 0a479c2..55dbef5 100755
--- a/plugin.sh
+++ b/plugin.sh
@@ -64,10 +64,6 @@ if [[ "${PLUGIN_SKIP_UNUSED_STAGES:-}" == "true" ]]; then
     SKIP_UNUSED_STAGES="--skip-unused-stages=true"
 fi
 
-# if [[ -n "${PLUGIN_SNAPSHOT_MODE:-}" ]]; then
-#     SNAPSHOT_MODE="--snapshot-mode=${PLUGIN_SNAPSHOT_MODE}"
-# fi
-
 # auto_tag, if set auto_tag: true, auto generate .tags file
 # support format Major.Minor.Release or start with `v`
 # docker tags: Major, Major.Minor, Major.Minor.Release and latest