diff --git a/Make.version b/Make.version
index d4003c9f..30f86bd2 100644
--- a/Make.version
+++ b/Make.version
@@ -1,3 +1,3 @@
 MAJOR_VERSION = 0
-MINOR_VERSION = 21
+MINOR_VERSION = 22
 VERSION = $(MAJOR_VERSION).$(MINOR_VERSION)