diff --git a/nixos/common/modules/wireless.nix b/nixos/common/modules/wireless.nix
index 0d3dd92e..2244c68b 100644
--- a/nixos/common/modules/wireless.nix
+++ b/nixos/common/modules/wireless.nix
@@ -13,7 +13,7 @@
       networks = {
         "copeland-5g" = {
             hidden = false;
-            psk = $copeland-5g-psk;
+            psk = "$copeland-5g-psk";
         };
       };
     };