diff --git a/flake.lock b/flake.lock
index b0e98c7..60864f8 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,14 +3,15 @@
     "emacs-overlay": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1678296165,
-        "narHash": "sha256-nEU+1PKIvYfD+oQ53KO13J2LwMPzUgWc89tFzrES9K4=",
+        "lastModified": 1688812108,
+        "narHash": "sha256-PeS1KXQ7nXg3ZOmMsgoKzgMJyxNwW3r296EFKcgr6O0=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "5b3d95676be5c6963c4d16f21ecf82beb14c6c05",
+        "rev": "ec12f6d5131ea43b2023547b93ad28d1b6c00b57",
         "type": "github"
       },
       "original": {
@@ -19,23 +20,6 @@
         "type": "github"
       }
     },
-    "emacs-src": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1677076548,
-        "narHash": "sha256-yWln8CoiNJpQ8CmjNYaXFj00aJa5mSUIYLdkN+c5KbQ=",
-        "ref": "emacs-29",
-        "rev": "20c654b6f8fa24ff458e09a1eb101ba198e671f8",
-        "revCount": 164627,
-        "type": "git",
-        "url": "git://git.savannah.gnu.org/emacs.git"
-      },
-      "original": {
-        "ref": "emacs-29",
-        "type": "git",
-        "url": "git://git.savannah.gnu.org/emacs.git"
-      }
-    },
     "flake-parts": {
       "inputs": {
         "nixpkgs-lib": "nixpkgs-lib"
@@ -55,12 +39,15 @@
       }
     },
     "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
       "locked": {
-        "lastModified": 1667395993,
-        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "lastModified": 1687709756,
+        "narHash": "sha256-Y5wKlQSkgEK2weWdOu4J3riRd+kV/VCgHsqLNTTWQ/0=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "rev": "dbabf0ca0c0c4bce6ea5eaf65af5cb694d2082c7",
         "type": "github"
       },
       "original": {
@@ -71,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1673540789,
-        "narHash": "sha256-xqnxBOK3qctIeUVxecydrEDbEXjsvHCPGPbvsl63M/U=",
+        "lastModified": 1688679045,
+        "narHash": "sha256-t3xGEfYIwhaLTPU8FLtN/pLPytNeDwbLI6a7XFFBlGo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0f213d0fee84280d8c3a97f7469b988d6fe5fcdf",
+        "rev": "3c7487575d9445185249a159046cc02ff364bff8",
         "type": "github"
       },
       "original": {
@@ -103,16 +90,46 @@
         "type": "github"
       }
     },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1688594934,
+        "narHash": "sha256-3dUo20PsmUd57jVZRx5vgKyIN1tv+v/JQweZsve5q/A=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e11142026e2cef35ea52c9205703823df225c947",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "emacs-overlay": "emacs-overlay",
-        "emacs-src": "emacs-src",
         "flake-parts": "flake-parts",
         "nixpkgs": [
           "emacs-overlay",
           "nixpkgs"
         ]
       }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index d17b520..8a2cd58 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,10 +4,6 @@
   inputs = {
     flake-parts.url = "github:hercules-ci/flake-parts";
     emacs-overlay.url = "github:nix-community/emacs-overlay";
-    emacs-src = {
-      url = "git://git.savannah.gnu.org/emacs.git?ref=emacs-29";
-      flake = false;
-    };
     nixpkgs.follows = "emacs-overlay/nixpkgs";
   };