diff --git a/sh/gnome.sh b/sh/gnome.sh
index c773ff8..ff15c10 100644
--- a/sh/gnome.sh
+++ b/sh/gnome.sh
@@ -16,7 +16,7 @@ sh_gnome_workspaces_primary() {
 	bool="$(gsettings get "${group}" "${name}")"
 	sh_log_debug "${var}: ${bool}"
 	# not
-	bool="$(not "${bool}")"
+	bool="$(sh_not "${bool}")"
 	sh_log_debug "bool: ${bool}"
 	# set
 	gsettings set "${group}" "${name}" "${bool}"
diff --git a/sh/util.sh b/sh/util.sh
index 5fb3178..e5f9c82 100644
--- a/sh/util.sh
+++ b/sh/util.sh
@@ -4,7 +4,7 @@ list_block_devices() {
 		--output "NAME,SIZE,TYPE,FSTYPE,LABEL,MOUNTPOINTS"
 }
 
-not() {
+sh_not() {
 	case "${1}" in
 	"false") echo "true" ;;
 	"true") echo "false" ;;