diff --git a/modules/cachix/jupyterwith.nix b/modules/cachix/jupyterwith.nix
new file mode 100644
index 0000000..f65fc85
--- /dev/null
+++ b/modules/cachix/jupyterwith.nix
@@ -0,0 +1,8 @@
+{
+  nix.settings = {
+    substituters = [ "https://jupyterwith.cachix.org" ];
+    trusted-public-keys = [
+      "jupyterwith.cachix.org-1:/kDy2B6YEhXGJuNguG1qyqIodMyO4w8KwWH4/vAc7CI="
+    ];
+  };
+}