diff --git a/.github/workflows/Dockerfile b/.github/workflows/Dockerfile
index 41dfc93..8d6f3dc 100644
--- a/.github/workflows/Dockerfile
+++ b/.github/workflows/Dockerfile
@@ -2,4 +2,4 @@
 # ref: https://hub.docker.com/_/alpine
 FROM alpine:edge
 # Install system build dependencies
-RUN apk add --no-cache git clang
+RUN apk add --no-cache git clang-extra-tools