diff --git a/Dockerfile b/Dockerfile
index 0ba85d3..f333a9c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,4 +7,5 @@ ENV HADOLINT_VERSION ${HADOLINT_VERSION}
 RUN wget -nv https://github.com/hadolint/hadolint/releases/download/v${HADOLINT_VERSION}/hadolint-Linux-x86_64 -O /usr/local/bin/hadolint \
   && chmod +x /usr/local/bin/hadolint
 
-RUN apk add --no-cache nodejs
+# needed for gitea act runner
+RUN apk add --no-cache nodejs git