diff --git a/lib/git.zsh b/lib/git.zsh
index fb4ad8ca6..2e197ad5c 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -87,6 +87,10 @@ function git_compare_version() {
   done
   echo 1
 }
+#this is unlikely to change so make it all statically assigned
+POST_1_7_2_GIT=$(git_compare_version "1.7.2")
+#clean up the namespace slightly by removing the checker function
+unset -f 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")