diff --git a/default/flake.nix b/default/flake.nix
index 7952c23..1af8fa1 100644
--- a/default/flake.nix
+++ b/default/flake.nix
@@ -59,8 +59,8 @@
             ];
             env = [
               {
-                name = "";
-                value = "";
+                name = "TEST";
+                value = "TSET";
               }
             ];
             devshell.startup.pre-commit.text = config.pre-commit.installationScript;