diff --git a/Dockerfile b/Dockerfile
index 67ffffaa2e29c4effe35714e3dca8128872252f6..a001d027e7680ec4bdaf71693aa091b28be70748 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,4 +18,4 @@ RUN npm install -g markdownlint-cli markdown-link-check
 
 WORKDIR /src/doc.zih.tu-dresden.de
 
-CMD ["mkdocs", "build", "--verbose"]
+CMD ["mkdocs", "build", "--verbose", "--strict"]