diff --git a/modules/services/cachix-agent.nix b/modules/services/cachix-agent.nix
index 008dab8fe..68bc61ce7 100644
--- a/modules/services/cachix-agent.nix
+++ b/modules/services/cachix-agent.nix
@@ -37,7 +37,9 @@ in {
       type = types.path;
       default = "/etc/cachix-agent.token";
       description = lib.mdDoc ''
-        Required file that needs to contain CACHIX_AGENT_TOKEN=...
+        Required file that needs to contain:
+       
+          export CACHIX_AGENT_TOKEN=...
       '';
     };