diff --git a/src/libmdb/catalog.c b/src/libmdb/catalog.c
index bdd34ad..a04eac4 100644
--- a/src/libmdb/catalog.c
+++ b/src/libmdb/catalog.c
@@ -146,7 +146,7 @@ cleanup:
     if (table)
         mdb_free_tabledef(table);
 
-	return mdb->catalog;
+    return mdb->catalog;
 }