diff --git a/Formula/aws-keychain.rb b/Formula/aws-keychain.rb
index f9a9b0cbe4..c234fc5399 100644
--- a/Formula/aws-keychain.rb
+++ b/Formula/aws-keychain.rb
@@ -10,6 +10,6 @@ class AwsKeychain < Formula
 
   test do
     # It is not possible to create a new keychain without triggering a prompt.
-    shell_output("#{bin}/aws-keychain --help", 1)
+    assert_match /Store multiple AWS IAM access keys/, shell_output("#{bin}/aws-keychain --help", 1).strip
   end
 end