diff --git a/cognee-mcp/Dockerfile b/cognee-mcp/Dockerfile
index 63f39e768..13183a0f2 100644
--- a/cognee-mcp/Dockerfile
+++ b/cognee-mcp/Dockerfile
@@ -22,6 +22,7 @@ RUN apt-get update && apt-get install -y \
     libpq-dev \
     git \
     curl \
+    clang \
     build-essential \
     && rm -rf /var/lib/apt/lists/*