export PMODULES_USED_GROUPS

Pmodules/bash

@@ -126,6 +126,7 @@ fi
 declare -x LOADEDMODULES=''
 declare -x _LMFILES_=''
 declare -x MODULEPATH=''
+declare -x PMODULES_USED_GROUPS
 for group in ${PMODULES_DEFAULT_GROUPS//:/ }; do
 	std::append_path MODULEPATH "${PMODULES_ROOT}/${group}/${PMODULES_MODULEFILES_DIR}"
         std::append_path PMODULES_USED_GROUPS "${group}"

Pmodules/modulecmd.bash.in

@@ -1455,7 +1455,7 @@ subcommand_unuse() {
 		shift
 	done
 
-	declare -g PMODULES_USED_GROUPS
+	declare -gx PMODULES_USED_GROUPS
 	pbuild::export_env ${g_shell} PMODULES_USED_GROUPS
 	[[ ${#dirs_to_remove[@]} == 0 ]] && return
 	for dir in "${dirs_to_remove[@]}"; do