diff --git a/src/shared/remoteSourceTrackingService.ts b/src/shared/remoteSourceTrackingService.ts
index 26d31b54..b4460893 100644
--- a/src/shared/remoteSourceTrackingService.ts
+++ b/src/shared/remoteSourceTrackingService.ts
@@ -247,7 +247,7 @@ export class RemoteSourceTrackingService extends ConfigFile<RemoteSourceTracking
     this.initSourceMembers();
 
     const members =
-      toRevision !== undefined
+      toRevision !== undefined && toRevision !== null
         ? await this.querySourceMembersTo(toRevision)
         : await this.querySourceMembersFrom({ fromRevision: 0 });