diff --git a/frontend/elm.json b/frontend/elm.json
index 8280753..9d2d564 100644
--- a/frontend/elm.json
+++ b/frontend/elm.json
@@ -9,7 +9,8 @@
             "elm/browser": "1.0.1",
             "elm/core": "1.0.2",
             "elm/html": "1.0.0",
-            "elm/svg": "1.0.1"
+            "elm/svg": "1.0.1",
+            "elm-community/maybe-extra": "5.0.0"
         },
         "indirect": {
             "elm/json": "1.1.3",