diff --git a/Pmodules/modulecmd.bash.in b/Pmodules/modulecmd.bash.in
index 2f747ee..f91a547 100644
--- a/Pmodules/modulecmd.bash.in
+++ b/Pmodules/modulecmd.bash.in
@@ -1870,6 +1870,7 @@ pmodules_init() {
 	init_overlay_vars
         init_modulepath
         init_manpath
+	scan_groups "${UsedOverlays[@]}"
 	save_env
         export_env \
                 LOADEDMODULES \