diff --git a/modules/shell/git.nix b/modules/shell/git.nix
index 0e5337c..7e49fb4 100644
--- a/modules/shell/git.nix
+++ b/modules/shell/git.nix
@@ -16,6 +16,7 @@
       };
       extraConfig = {
         gpg = { format = "ssh"; };
+        credential = { helper = "cache --timeout=3600"; };
       };
       difftastic.enable = true;
     };