diff --git a/groundtest/src/main/scala/comparator.scala b/groundtest/src/main/scala/comparator.scala
index a3981f4f..c0a86d83 100644
--- a/groundtest/src/main/scala/comparator.scala
+++ b/groundtest/src/main/scala/comparator.scala
@@ -355,7 +355,7 @@ class ComparatorTile(resetSignal: Bool)(implicit val p: Parameters) extends Tile
 {
   // Make sure we are configured correctly
   require (nCachedTileLinkPorts == 1)
-  require (nUncachedTileLinkPorts == nTargets + 1)
+  require (nUncachedTileLinkPorts == nTargets)
   
   val core = Module(new ComparatorCore)