diff --git a/plugins/git/git.plugin.zsh b/plugins/git/git.plugin.zsh
index 3e871068e..7ca335983 100644
--- a/plugins/git/git.plugin.zsh
+++ b/plugins/git/git.plugin.zsh
@@ -63,6 +63,8 @@ alias grhh='git reset HEAD --hard'
 alias gwc='git whatchanged -p --abbrev-commit --pretty=medium'
 alias gf='git ls-files | grep'
 alias gpoat='git push origin --all && git push origin --tags'
+alias gmt='git mergetool --no-prompt'
+compdef _git gm=git-mergetool
 
 alias gg='git gui citool'
 alias gga='git gui citool --amend'