diff --git a/modules/age.nix b/modules/age.nix
index d868a9d..a840974 100644
--- a/modules/age.nix
+++ b/modules/age.nix
@@ -105,7 +105,7 @@ in
 
     # Secrets with root owner and group can be installed before users
     # exist. This allows user password files to be encrypted.
-    system.activationScripts.agenixRoot = installRootOwnedSecrets;
+    system.activationScripts.agenixRoot.text = installRootOwnedSecrets;
     system.activationScripts.users.deps = [ "agenixRoot" ];
 
     # Other secrets need to wait for users and groups to exist.