diff --git a/servers/legion/k8s/gitea-runner/Dockerfile b/servers/legion/k8s/gitea-runner/Dockerfile
index a8cba4c..e35e120 100644
--- a/servers/legion/k8s/gitea-runner/Dockerfile
+++ b/servers/legion/k8s/gitea-runner/Dockerfile
@@ -14,6 +14,11 @@ RUN apk add --no-cache \
     gcc \
     musl-dev \
     linux-headers \
-    make && \
+    make \
+    ruby \
+    ruby-bundler \
+    ruby-dev \
+    build-base \
+    zlib-dev && \
     ln -sf /usr/bin/node /usr/local/bin/node && \
     ln -sf /usr/bin/npm /usr/local/bin/npm