diff --git a/bin/git-delete-merged-branches b/bin/git-delete-merged-branches
index 332b9d7..a5f6b8e 100755
--- a/bin/git-delete-merged-branches
+++ b/bin/git-delete-merged-branches
@@ -1,20 +1,3 @@
 #!/bin/sh
 
-delete_all="no"
-current_branch=`git rev-parse --symbolic-full-name --abbrev-ref HEAD`
-
-test "$1" = "-f" -o "$1" = "--force" && delete_all="yes"
-
-git for-each-ref --shell --format="branch=%(refname:short)" refs/heads | \
-while read entry
-do
-	eval "$entry"
-	merged=`git rev-list -n 1 $branch --not HEAD | wc -l`
-	if [ "$merged" = "0" -a "$branch" != "master" -a "$branch" != "$current_branch" ]; then
-		if [ "$delete_all" = "no" ]; then
-			read -p "Delete merged branch $branch? [y/n/a] " yna < /dev/tty
-			test "$yna" = "a" && delete_all="yes"
-		fi
-		test "$yna" = "y" -o "$delete_all" = "yes" && git branch -D $branch
-	fi
-done
+git branch --merged | grep -v "\*" | xargs -n 1 git branch -d