diff --git a/.github/workflows/install_llcppg_depend.sh b/.github/workflows/install_llcppg_depend.sh
index 9f40f376..35596524 100644
--- a/.github/workflows/install_llcppg_depend.sh
+++ b/.github/workflows/install_llcppg_depend.sh
@@ -2,5 +2,9 @@
 set -e
 
 llgo install ./_xtool/llcppsymg
+git clone -b llcppsigfetch/include https://github.com/luoliwoshang/llcppg.git llcppg_temp
+cd llcppg_temp
 llgo install ./_xtool/llcppsigfetch
+cd ..
+rm -rf llcppg_temp
 go install ./cmd/gogensig