diff --git a/Makefile b/Makefile
index 00d618bbe8e7..2fd5c4e5c139 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 18
 SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc6
 NAME = Diseased Newt
 
 # *DOCUMENTATION*