diff --git a/Pmodules/modulecmd.bash.in b/Pmodules/modulecmd.bash.in
index 1bc4a78..4e20a23 100644
--- a/Pmodules/modulecmd.bash.in
+++ b/Pmodules/modulecmd.bash.in
@@ -1448,18 +1448,18 @@ subcommand_use() {
 			esac
 			
 			if [[ "${ol_type}" == "${ol_replacing}" ]]; then
-				# if this overlay replaces groups, we have to remove
-				# the modules made available by other overlays in these groups
+				# if this overlay replaces groups, we have
+				# to remove the modules made available by
+				# other overlays in these groups
 				for group in ${UsedGroups//:/ }; do
-					# first test whether this group is in the to be added overlay
+					# is this group in the to be added overlay?
                                         local dir="${ol_dir}/"
                                         dir+="${group}/${PMODULES_MODULEFILES_DIR}"
                                         [[ -d "${dir}" ]] || continue  # no
-					
-					for dir in "${OverlayList[@]}"; do
-						dir+="/${group}/${PMODULES_MODULEFILES_DIR}"
-						std::remove_path MODULEPATH "${dir}"
-					done
+
+					dir="/${group}/${PMODULES_MODULEFILES_DIR}"
+					local -a dirs=( "${OverlayList[@]/%/${dir}}" )
+					std::remove_path MODULEPATH "${dirs[@]}"
 				done
 			fi