diff --git a/Makefile.config b/Makefile.config
index e0d26d3..534a525 100644
--- a/Makefile.config
+++ b/Makefile.config
@@ -1257,7 +1257,7 @@ EXT=
 
 # The calc version in the form of x.y.z.w
 #
-VERSION= 2.15.1.0
+VERSION= 2.15.1.1
 
 # The calc major version in the form of x.y.z
 #