diff --git a/flake.lock b/flake.lock
index dd0fc2f..325c4f4 100644
--- a/flake.lock
+++ b/flake.lock
@@ -39,11 +39,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1782375420,
-        "narHash": "sha256-wiPYmEuHbJvleW489n6+lamL7JSJg3pcKUYwURU9CkI=",
+        "lastModified": 1782535326,
+        "narHash": "sha256-ZeRxu4yn6shd3SNF5ZUQb4r7BaVo1zBKMjRhfoNSBmw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "4062d36ebeae843c750011eef6b61ec9a9dbc9a9",
+        "rev": "714a5f8c4ead6b31148d829288440ed033ccc041",
         "type": "github"
       },
       "original": {
diff --git a/users/coyote/default.nix b/users/coyote/default.nix
index 0e4eeaa..85ec97f 100644
--- a/users/coyote/default.nix
+++ b/users/coyote/default.nix
@@ -20,7 +20,7 @@ in {
     systemPackages = with pkgs; [
       # programming
       biwascheme
-      guile
+      chicken
       racket
       sbcl
       # LSPs