diff --git a/flake.lock b/flake.lock
index a2eeaf9..a1724e1 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,18 +20,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1694048570,
         "narHash": "sha256-PEQptwFCVaJ+jLFJgrZll2shQ9VI/7xVhrCYkJo8iIw=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
         "rev": "4f77ea639305f1de0a14d9d41eef83313360638c",
-        "type": "github"
+        "revCount": 490691,
+        "type": "tarball",
+        "url": "https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.2305.490691%2Brev-4f77ea639305f1de0a14d9d41eef83313360638c/018a70b5-07f4-7ca0-99a2-f4a0ec0a6e07/source.tar.gz"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixos-23.05",
-        "repo": "nixpkgs",
-        "type": "github"
+        "type": "tarball",
+        "url": "https://flakehub.com/f/NixOS/nixpkgs/0.2305.%2A.tar.gz"
       }
     },
     "root": {
diff --git a/flake.nix b/flake.nix
index beaf411..e0f071c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "Nuenv: a Nushell environment for Nix";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.05"; # Provides Nushell v0.81.0
+    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.2305.*.tar.gz"; # Provides Nushell v0.81.0
     rust-overlay = {
       url = "github:oxalica/rust-overlay";
       inputs.nixpkgs.follows = "nixpkgs";
diff --git a/nuenv/builder.nu b/nuenv/builder.nu
index 6f38a1d..b03db7e 100644
--- a/nuenv/builder.nu
+++ b/nuenv/builder.nu
@@ -142,9 +142,7 @@ def runPhase [
         exit $exitCode
       }
     }
-  } else {
-    if $nix.debug { info $"Skipping empty (blue $name) phase" }
-  }
+  } else if $nix.debug { info $"Skipping empty (blue $name) phase" }
 }
 
 # The available phases (just one for now)