diff --git a/Formula/scan_health.rb b/Formula/scan_health.rb
index 6c99188..5c8ce9a 100644
--- a/Formula/scan_health.rb
+++ b/Formula/scan_health.rb
@@ -26,6 +26,6 @@ def install
   end
 
   test do
-    system "#{bin}/scan_health", "--help"
+    system bin/"scan_health", "--help"
   end
 end