diff --git a/modules/global/caches/ngi.nix b/modules/global/caches/ngi.nix
new file mode 100644
index 0000000..6bc0da7
--- /dev/null
+++ b/modules/global/caches/ngi.nix
@@ -0,0 +1,6 @@
+{
+  nix.settings = {
+    substituters = [ "https://ngi.cachix.org/" ];
+    trusted-public-keys = [ "ngi.cachix.org-1:n+CAL72ROC3qQuLxIHpV+Tw5t42WhXmMhprAGkRSrOw=" ];
+  };
+}