diff --git a/.gitconfig b/.gitconfig
index 420c3cd..ece3a7f 100644
--- a/.gitconfig
+++ b/.gitconfig
@@ -8,6 +8,7 @@
 [user]
 	email = 41879254+GRFreire@users.noreply.github.com
 	name = Guilherme Rugai Freire
+	signingkey = C9D6D9025A4CC2987224771986DC96AE4AEBC162
 
 [core]
 	editor = vim
@@ -18,3 +19,6 @@
   unstage = reset HEAD --
   undo = reset --soft HEAD~1
   discard = checkout --
+
+[commit]
+	gpgsign = true