1 files changed, 1 insertions, 1 deletions
diff --git a/src/Utils.ts b/src/Utils.ts
index b5ca53a33..34419f665 100644
--- a/src/Utils.ts
+++ b/src/Utils.ts
@@ -555,7 +555,7 @@ export function returnAll(): 'all' {
     return 'all';
 }
 
-export function returnNone() {
+export function returnNone(): 'none' {
     return 'none';
 }