diff --git a/tests/src/test/scala/cats/tests/OrderTests.scala b/tests/src/test/scala/cats/tests/OrderTests.scala
index 1b068796b2..324c4a089e 100644
--- a/tests/src/test/scala/cats/tests/OrderTests.scala
+++ b/tests/src/test/scala/cats/tests/OrderTests.scala
@@ -25,7 +25,9 @@ class OrderTests extends FunSuite {
     import cats.instances.all._
     Ordering[String]
     class C
-    implicit val ording: Ordering[C] = (_: C, _: C) => 0
+    implicit val ording: Ordering[C] = new Ordering[C] {
+      def compare(x: C, y: C) = 0
+    }
     implicit val ord: Order[C] = Order.allEqual
     Ordering[C]
   }