diff --git a/README.md b/README.md
index 39bc453..fee81cd 100644
--- a/README.md
+++ b/README.md
@@ -188,6 +188,12 @@ git checkout -
 git branch --merged master | grep -v '^\*' | xargs -n 1 git branch -d
 ```
 
+
+__Alternatives:__
+```sh
+git branch --merged master | grep -v '^\*\|  master' | xargs -n 1 git branch -d # will not delete master if master is not checked out
+```
+
 ## List all branches and their upstreams, as well as last commit on branch
 ```sh
 git branch -vv
diff --git a/tips.json b/tips.json
index a073925..89473bd 100644
--- a/tips.json
+++ b/tips.json
@@ -37,7 +37,8 @@
     "tip": "git checkout -"
 }, {
     "title": "Remove branches that have already been merged with master",
-    "tip": "git branch --merged master | grep -v '^\\*' | xargs -n 1 git branch -d"
+    "tip": "git branch --merged master | grep -v '^\\*' | xargs -n 1 git branch -d",
+    "alternatives": ["git branch --merged master | grep -v '^\\*\\|  master' | xargs -n 1 git branch -d # will not delete master if master is not checked out"]
 }, {
     "title": "List all branches and their upstreams, as well as last commit on branch",
     "tip": "git branch -vv"