diff --git a/Makefile b/Makefile
index 7363d5db..37101aff 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VERSION=1.6.3
+VERSION=1.6.4
 
 PREFIX?=/usr/local
 LIBEXECDIR?=$(PREFIX)/libexec