diff --git a/gitconfig.erb b/gitconfig.erb
index b12a990..53f3c2c 100644
--- a/gitconfig.erb
+++ b/gitconfig.erb
@@ -40,3 +40,9 @@
   default = tracking
 [push]
   default = tracking
+[commit]
+	gpgsign = true
+[tag]
+	gpgsign = true
+[gpg "ssh"]
+	defaultKeyCommand = ssh-add -L