diff --git a/Formula/rebar.rb b/Formula/rebar.rb
index 27715fa2a0..b9eb128ff6 100644
--- a/Formula/rebar.rb
+++ b/Formula/rebar.rb
@@ -15,6 +15,6 @@ class Rebar < Formula
   end
 
   test do
-    system "rebar", "--version"
+    system bin/"rebar", "--version"
   end
 end