diff --git a/lib/git.zsh b/lib/git.zsh
index 41251068b..6e1964af0 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -15,7 +15,7 @@ parse_git_dirty() {
   local GIT_DIRTY=0
   # see https://github.com/robbyrussell/oh-my-zsh/commit/3c87d483628267e48fc0f462f46488dcd4f87810
   # and https://github.com/robbyrussell/oh-my-zsh/issues/40
-  if [[ $POST_1_6_1_GIT -gt 0 ]]; then
+  if [[ $POST_1_6_4_GIT -gt 0 ]]; then
         [[ -n $(git status -s ${SUBMODULE_SYNTAX}  2> /dev/null) ]] && GIT_DIRTY=1
   else
         [[ $((git status 2> /dev/null) | tail -n1) != "nothing to commit (working directory clean)" ]] && GIT_DIRTY=1
@@ -132,7 +132,7 @@ function git_compare_version() {
 
 #this is unlikely to change so make it all statically assigned
 POST_1_7_2_GIT=$(git_compare_version "1.7.2")
-POST_1_6_1_GIT=$(git_compare_version "1.6.1")
+POST_1_6_4_GIT=$(git_compare_version "1.6.4")
 #clean up the namespace slightly by removing the checker function
 unset -f git_compare_version