diff --git a/library.json b/library.json
index dbc5c52..acc1b94 100644
--- a/library.json
+++ b/library.json
@@ -3,7 +3,7 @@
   "contentType": "question",
   "majorVersion": 1,
   "minorVersion": 0,
-  "patchVersion": 20,
+  "patchVersion": 21,
   "runnable": 1,
   "machineName": "H5P.QuestionSet",
   "author": "Amendor AS",