diff --git a/VERSION b/VERSION
index b9d9a6438b0936cc661a95b980693df47838c2d2..cfcbdd75dd8f0f78741b25f82d4d0859c9b1dbb6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.1.90
+4.1.91