diff --git a/README.md b/README.md
index c123db6..93aeb01 100644
--- a/README.md
+++ b/README.md
@@ -311,7 +311,7 @@ func getReference(extension string) (string, bool) {
     if !ok {
         return EmptyItem, false
     }
-    return refIface.(string)
+    return refIface.(string), true
 }
 
 func getItemByReference(reference string) (Item, error) {