diff --git a/Dockerfile b/Dockerfile
index d13917b9..13b4f345 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -48,9 +48,9 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
         > /etc/apt/sources.list.d/github-cli.list \
     && apt-get update && apt-get install -y --no-install-recommends \
     gh \
-    nodejs \
-    npm \
-    && npm install -g @anthropic-ai/claude-code \
+    && curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
+    && apt-get install -y --no-install-recommends nodejs \
+    && npm install -g @anthropic-ai/claude-code@2.1.123 \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*