diff --git a/util/collection/Util.scala b/util/collection/Util.scala
index 608284c98..429a1b61d 100644
--- a/util/collection/Util.scala
+++ b/util/collection/Util.scala
@@ -27,4 +27,6 @@ object Util
 			case 1 => Some("1 " + prefix + single)
 			case x => Some(x.toString + " " + prefix + plural)
 		}
-}
\ No newline at end of file
+
+	def pairID[A,B] = (a: A, b: B) => (a,b)
+}