diff --git a/docs/install/linux.md b/docs/install/linux.md
index 07b6313aa00..7413faf3691 100644
--- a/docs/install/linux.md
+++ b/docs/install/linux.md
@@ -367,7 +367,7 @@ hide:
     {
         nix.settings = {
             substituters = ["https://wezterm.cachix.org"];
-            trusted-public-keys = ["wezterm.cachix.org-<UPDATE_WITH_PUBLIC_KEY>"];
+            trusted-public-keys = ["wezterm.cachix.org-1:kAbhjYUC9qvblTE+s7S+kl5XM1zVa4skO+E/1IDWdH0="];
         };
     }
     ```