diff --git a/sdata/subcmd-install/1.deps-selector.sh b/sdata/subcmd-install/1.deps-selector.sh
index ebed1bb04..71f8cf066 100644
--- a/sdata/subcmd-install/1.deps-selector.sh
+++ b/sdata/subcmd-install/1.deps-selector.sh
@@ -4,7 +4,7 @@ printf "${STY_CYAN}[$0]: 1. Install dependencies\n${STY_RST}"
 
 function outdate_detect(){
   # Shallow clone prevent latest_commit_timestamp() from working.
-  v git_auto_unshallow
+  x git_auto_unshallow
 
   local source_path="$1"
   local target_path="$2"