diff --git a/exercises/tests/tests3.rs b/exercises/tests/tests3.rs
index 3424f940..976eca24 100644
--- a/exercises/tests/tests3.rs
+++ b/exercises/tests/tests3.rs
@@ -1,5 +1,5 @@
 // tests3.rs
-// This test isn't testing our function -- make it do that in such a way that
+// This test isn't testing our function -- make it does that in such a way that
 // the test passes. Then write a second test that tests whether we get the result
 // we expect to get when we call `is_even(5)`.
 // Execute `rustlings hint tests3` for hints :)