diff --git a/Dockerfile b/Dockerfile
index 464b3cd..1be49e0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM python:3-alpine
 
-RUN pip install 'yamllint>=1.25.0' && \
-    apk add --no-cache bash && \
+RUN apk add --no-cache bash gcc musl-dev && \
+    pip install 'yamllint>=1.25.0' && \
     rm -rf ~/.cache/pip
 
 ADD entrypoint.sh /entrypoint.sh