diff --git a/flake.nix b/flake.nix
index 80bbee96..6a1957ce 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,6 +11,11 @@
     systems.url = "github:nix-systems/default";
   };
 
+  nixConfig = {
+    extra-substituters = "https://nixpkgs-terraform.cachix.org";
+    extra-trusted-public-keys = "nixpkgs-terraform.cachix.org-1:8Sit092rIdAVENA3ZVeH9hzSiqI/jng6JiCrQ1Dmusw=";
+  };
+
   outputs =
     inputs@{ self
     , nixpkgs
diff --git a/templates/default/flake.nix b/templates/default/flake.nix
index 095cbc7e..b9363dea 100644
--- a/templates/default/flake.nix
+++ b/templates/default/flake.nix
@@ -5,11 +5,6 @@
     systems.url = "github:nix-systems/default";
   };
 
-  nixConfig = {
-    extra-substituters = "https://nixpkgs-terraform.cachix.org";
-    extra-trusted-public-keys = "nixpkgs-terraform.cachix.org-1:8Sit092rIdAVENA3ZVeH9hzSiqI/jng6JiCrQ1Dmusw=";
-  };
-
   outputs = { self, nixpkgs-terraform, nixpkgs, systems }:
     let
       forEachSystem = nixpkgs.lib.genAttrs (import systems);
diff --git a/templates/devenv/flake.nix b/templates/devenv/flake.nix
index 70669c03..14a30b66 100644
--- a/templates/devenv/flake.nix
+++ b/templates/devenv/flake.nix
@@ -6,11 +6,6 @@
     systems.url = "github:nix-systems/default";
   };
 
-  nixConfig = {
-    extra-substituters = "https://nixpkgs-terraform.cachix.org";
-    extra-trusted-public-keys = "nixpkgs-terraform.cachix.org-1:8Sit092rIdAVENA3ZVeH9hzSiqI/jng6JiCrQ1Dmusw=";
-  };
-
   outputs = inputs@{ self, devenv, nixpkgs-terraform, nixpkgs, systems }:
     let
       forEachSystem = nixpkgs.lib.genAttrs (import systems);
diff --git a/templates/terranix/flake.nix b/templates/terranix/flake.nix
index 867667a3..f359918d 100644
--- a/templates/terranix/flake.nix
+++ b/templates/terranix/flake.nix
@@ -6,11 +6,6 @@
     terranix.url = "github:terranix/terranix";
   };
 
-  nixConfig = {
-    extra-substituters = "https://nixpkgs-terraform.cachix.org";
-    extra-trusted-public-keys = "nixpkgs-terraform.cachix.org-1:8Sit092rIdAVENA3ZVeH9hzSiqI/jng6JiCrQ1Dmusw=";
-  };
-
   outputs = { self, nixpkgs-terraform, nixpkgs, systems, terranix }:
     let
       forEachSystem = nixpkgs.lib.genAttrs (import systems);