diff --git a/src/matrix/storage/idb/Transaction.js b/src/matrix/storage/idb/Transaction.js
index 90bbb757..388434c8 100644
--- a/src/matrix/storage/idb/Transaction.js
+++ b/src/matrix/storage/idb/Transaction.js
@@ -29,7 +29,7 @@ import {PendingEventStore} from "./stores/PendingEventStore";
 import {UserIdentityStore} from "./stores/UserIdentityStore";
 import {DeviceIdentityStore} from "./stores/DeviceIdentityStore";
 import {OlmSessionStore} from "./stores/OlmSessionStore";
-import {InboundGroupSessionStore} from "./stores/InboundGroupSessionStore.js";
+import {InboundGroupSessionStore} from "./stores/InboundGroupSessionStore";
 import {OutboundGroupSessionStore} from "./stores/OutboundGroupSessionStore.js";
 import {GroupSessionDecryptionStore} from "./stores/GroupSessionDecryptionStore.js";
 import {OperationStore} from "./stores/OperationStore.js";
diff --git a/src/matrix/storage/idb/stores/InboundGroupSessionStore.js b/src/matrix/storage/idb/stores/InboundGroupSessionStore.ts
similarity index 100%
rename from src/matrix/storage/idb/stores/InboundGroupSessionStore.js
rename to src/matrix/storage/idb/stores/InboundGroupSessionStore.ts