diff --git a/dot_config/git/private_config.tmpl b/dot_config/git/private_config.tmpl
index b901c9c..abbca54 100644
--- a/dot_config/git/private_config.tmpl
+++ b/dot_config/git/private_config.tmpl
@@ -35,7 +35,7 @@
     s = status -sb
     ign = ! "curl -L -s https://www.gitignore.io/api/$@"
     syn = ! "git pull --rebase && git push"
-    gone = ! "git fetch -p && git for-each-ref --format '%(refname:short) %(upstream:track)' | awk '$2 == \"[gone]\" {print $1}' | xargs -r git branch -D"
+    gone = ! "git fetch -p && git for-each-ref --format '%(refname:short) %(upstream:track)' | awk '$2 == \"[gone]\" {print $1}' | grep -v master | grep -v develop | xargs -r git branch -D"
     praise = blame
     pushf = push --force-with-lease --force-if-includes
     cobf = ! "f() { git branch -D $1 && git switch -c $1; }; f"