diff --git a/inputfiles/addedTypes.jsonc b/inputfiles/addedTypes.jsonc
index 72f4d2d27..000db31e4 100644
--- a/inputfiles/addedTypes.jsonc
+++ b/inputfiles/addedTypes.jsonc
@@ -799,6 +799,10 @@
                         {
                             "name": "upgradeneeded",
                             "type": "IDBVersionChangeEvent"
+                        },
+                        {
+                            "name": "blocked",
+                            "type": "IDBVersionChangeEvent"
                         }
                     ]
                 }