diff --git a/builder/init_env.sh b/builder/init_env.sh
index 934c7146a1..88a1f6fc5a 100755
--- a/builder/init_env.sh
+++ b/builder/init_env.sh
@@ -54,7 +54,7 @@ uname -a
 sudo apt-get update
 
 # 环境安装
-sudo apt-get install --yes build-essential pkgconf libelf-dev llvm-${CLANG_NUM} clang-${CLANG_NUM} linux-tools-common linux-tools-generic
+sudo apt-get install --yes build-essential pkgconf libelf-dev llvm-${CLANG_NUM} clang-${CLANG_NUM} linux-tools-common linux-tools-generic flex bison
 for tool in "clang" "llc" "llvm-strip"
 do
   sudo rm -f /usr/bin/$tool