diff --git a/image-recipes/casa-run/5.4/install_pip_dependencies.sh b/image-recipes/casa-run/5.4/install_pip_dependencies.sh
index 56ac11ed..1047e169 100755
--- a/image-recipes/casa-run/5.4/install_pip_dependencies.sh
+++ b/image-recipes/casa-run/5.4/install_pip_dependencies.sh
@@ -67,7 +67,8 @@ ${PIP_INSTALL} -U 'nbconvert<6.4'
 
 # post-install: register jupyter extensions
 $SUDO jupyter nbextension enable --py widgetsnbextension
-$SUDO jupyter nbextension enable --py ipyevents
+$SUDO jupyter nbextension install --py --symlink --sys-prefix ipyevents
+$SUDO jupyter nbextension enable --py --sys-prefix ipyevents
 $SUDO jupyter nbextension enable --py ipycanvas
 
 # Runtime PyQt6