1 files changed, 1 insertions, 1 deletions

diff --git a/viewer/src/views/Gallery.vue b/viewer/src/views/Gallery.vue
index 3625838..55b93db 100644
--- a/viewer/src/views/Gallery.vue
+++ b/viewer/src/views/Gallery.vue
@@ -44,7 +44,7 @@ export default class Root extends Vue {
     return null;
   }
 
-  private checkType(type: string) {
+  private checkType(type: string): boolean {
     return (this.currentItem && this.currentItem.properties.type === type) || false;
   }
 }