diff --git a/single-user-d4science/Dockerfile b/single-user-d4science/Dockerfile
index 2c938ec..e2a1aa0 100644
--- a/single-user-d4science/Dockerfile
+++ b/single-user-d4science/Dockerfile
@@ -77,3 +77,4 @@ RUN pip install --no-cache-dir \
     jupyterlab-topbar \
     jupyterlab-system-monitor
 RUN jupyter labextension disable @jupyterlab/filebrowser-extension:share-file
+RUN jupyter lab build