diff --git a/flake.lock b/flake.lock
index a5704c5..1138b35 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "emacs-overlay": {
       "locked": {
-        "lastModified": 1644230579,
-        "narHash": "sha256-/3v0jBKY1QJPK6cdO0fZl+xK5E+GZhHcbgWb7RoFEN4=",
+        "lastModified": 1643538241,
+        "narHash": "sha256-16ZlVX049WZHHDwC/nozkNBTQxmwhIeh4NFZObiv9CA=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "02d47fdf48e54598f9838f01a9d172bfa206b63e",
+        "rev": "261aed7731d92414fcb29f09a9bb7d4ed41d9455",
         "type": "github"
       },
       "original": {
@@ -57,11 +57,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1643933104,
-        "narHash": "sha256-NZPuFxRsZKN8pjRuHPpzlMyt6JQhcjiduBG8bMghSjE=",
+        "lastModified": 1643411645,
+        "narHash": "sha256-q1TjWmK1MeGNfcU8ud11v9ZTqq2UI8YiCVKCD2MeAEk=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "63dccc4e60422c1db2c3929b2fd1541f36b7e664",
+        "rev": "acf824c9ed70f623b424c2ca41d0f6821014c67c",
         "type": "github"
       },
       "original": {
@@ -100,13 +100,29 @@
         "type": "indirect"
       }
     },
-    "nixpkgs-unstable-small": {
+    "nixpkgs-fixed-pam": {
       "locked": {
-        "lastModified": 1644225686,
-        "narHash": "sha256-XDslFfn44H93WjGytIhrPSduGIug1p4cPN/cEuHdIBI=",
+        "lastModified": 1643302241,
+        "narHash": "sha256-cEIhdgbUkiptcSAZ52iuXvG72WNv6m4pR3Y4Lf8mP9s=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "64cb9c78e14d0ffc9ee627772a972aa4b59bbfd8",
+        "rev": "ffdadd3ef9167657657d60daf3fe0f1b3176402d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ffdadd3ef9167657657d60daf3fe0f1b3176402d",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable-small": {
+      "locked": {
+        "lastModified": 1643502397,
+        "narHash": "sha256-l7r8onTGYC3QgfN0oJ3NBhpJf/tRx7K30XkW2unfFno=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "709f7b3c61dfa01db3ddc7356620a9c319a429d1",
         "type": "github"
       },
       "original": {
@@ -118,11 +134,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1644033087,
-        "narHash": "sha256-beskas17YPhrcnanzywake9/z+k+xOWmavW24YUN8ng=",
+        "lastModified": 1643347846,
+        "narHash": "sha256-O0tyXF//ppRpe9yT1Uu5n34yI2MWDyY6ZiJ4Qn5zIkE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9f697d60e4d9f08eacf549502528bfaed859d33b",
+        "rev": "5bb20f9dc70e9ee16e21cc404b6508654931ce41",
         "type": "github"
       },
       "original": {
@@ -140,6 +156,7 @@
         "home-manager": "home-manager",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_2",
+        "nixpkgs-fixed-pam": "nixpkgs-fixed-pam",
         "nixpkgs-unstable-small": "nixpkgs-unstable-small"
       }
     }
diff --git a/flake.nix b/flake.nix
index 16e9b08..afebe6f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -15,6 +15,13 @@
       ref = "nixos-unstable-small";
     };
 
+    nixpkgs-fixed-pam = {
+      type = "github";
+      owner = "NixOS";
+      repo = "nixpkgs";
+      rev = "ffdadd3ef9167657657d60daf3fe0f1b3176402d";
+    };
+
     agenix = {
       type = "github";
       owner = "ryantm";
@@ -81,6 +88,9 @@
               config.allowUnfree = true;
             };
 
+            i3lock-color = super.i3lock-color.override {
+              pam = (import inputs.nixpkgs-fixed-pam { inherit system; }).pam;
+            };
           })
 
           agenix.overlay