diff --git a/Utilities/Release/cmake_release.sh b/Utilities/Release/cmake_release.sh
index eec3175cb0..d0b1c54455 100755
--- a/Utilities/Release/cmake_release.sh
+++ b/Utilities/Release/cmake_release.sh
@@ -23,8 +23,8 @@
 #
 
 # Release version number.
-TAG="Release-1-6-4"
-VERSION="1.6.4"
+TAG="Release-1-6-5"
+VERSION="1.6.5"
 RELEASE="1"
 PREVIOUS_VERSION="1.4.7"
 PREVIOUS_RELEASE="1"