diff --git a/src/content/3.10/code/scala/snippet14.scala b/src/content/3.10/code/scala/snippet14.scala
index b5ed8a3b8..739086314 100644
--- a/src/content/3.10/code/scala/snippet14.scala
+++ b/src/content/3.10/code/scala/snippet14.scala
@@ -1,3 +1 @@
-trait Coend[P[_, _]] {
-  def paa[A]: P[A, A]
-}
\ No newline at end of file
+trait Coend[P[_, _]] { type A; val p: P[A, A] }