diff --git a/common/nixos/packages.nix b/common/nixos/packages.nix
index e650a11..a39a21d 100644
--- a/common/nixos/packages.nix
+++ b/common/nixos/packages.nix
@@ -11,6 +11,10 @@
   programs.gnupg.agent = {
     enable = true;
     enableSSHSupport = true;
+    settings = {
+      default-cache-ttl = 34560000; # I only want to enter the password on boot
+      maximum-cache-ttl = 34560000;
+    };
   };
 
   # List packages installed in system profile. To search, run: