diff --git a/src/ssb.db.c b/src/ssb.db.c
index 11d840d4..81de26fd 100644
--- a/src/ssb.db.c
+++ b/src/ssb.db.c
@@ -421,6 +421,7 @@ void tf_ssb_db_init(tf_ssb_t* ssb)
 		_tf_ssb_db_exec(db, "COMMIT TRANSACTION");
 		tf_printf("Done.\n");
 	}
+	_tf_ssb_db_exec(db, "DELETE FROM blob_wants_cache WHERE blob_wants_cache.id IN (SELECT blobs.id FROM blobs)");
 	if (!_tf_ssb_db_has_rows(db, "SELECT * FROM sqlite_schema WHERE type = 'index' AND name = 'blob_wants_cache_source_id_unique_index'"))
 	{
 		tf_printf("Creating blob_wants_cache UNIQUE constraint.\n");