diff --git a/tests/src/test/scala/scalaz/std/MapTest.scala b/tests/src/test/scala/scalaz/std/MapTest.scala
index 7f81b2110a..9102a2899b 100644
--- a/tests/src/test/scala/scalaz/std/MapTest.scala
+++ b/tests/src/test/scala/scalaz/std/MapTest.scala
@@ -12,9 +12,11 @@ class MapTest extends Spec {
     val O2 = SOrdering.Iterable(implicitly[SOrdering[(String,Int)]])
     (kvs: List[(String,Int)], kvs2: List[(String,Int)]) => {
       val (m1, m2) = (kvs.toMap, kvs2.toMap)
-      val l: Boolean = O.lessThan(m1, m2)
-      val r: Boolean = O2.lt(kvs.sortBy(_._1), kvs2.sortBy(_._1))
-      l == r
+      if((m1.size == kvs.size) && (m2.size == kvs2.size)){
+        val l: Boolean = O.lessThan(m1, m2)
+        val r: Boolean = O2.lt(kvs.sortBy(_._1), kvs2.sortBy(_._1))
+        l == r
+      } else true
     }
   }
 }