diff --git a/userland/aws.el b/userland/aws.el
index 2e58311..c4a16cf 100644
--- a/userland/aws.el
+++ b/userland/aws.el
@@ -50,7 +50,7 @@
 	 (auth-fn (lambda ()
 		    (message (concat "Authenticating with " role " via " aws-cli-auth-provider))
 		    (shell-command (concat aws-cli-auth-provider " login --force --skip-prompt --role " role)))))
-    (auth-fn)
+    (funcall auth-fn)
     (when aws-auto-reauth
       (setq aws-reauth-timer (run-at-time t (* 60 aws-auto-reauth) auth-fn)))))