diff --git a/nixos/modules/security/pam.nix b/nixos/modules/security/pam.nix
index 021c561af759..231a1890e0c0 100644
--- a/nixos/modules/security/pam.nix
+++ b/nixos/modules/security/pam.nix
@@ -471,6 +471,7 @@ in
         cups = {};
         ftp = {};
         i3lock = {};
+        i3lock-color = {};
         screen = {};
         vlock = {};
         xlock = {};