diff --git a/src/test/scala/play/navigator/MatchingSpec.scala b/src/test/scala/play/navigator/MatchingSpec.scala
index d40aff6..1f754d7 100644
--- a/src/test/scala/play/navigator/MatchingSpec.scala
+++ b/src/test/scala/play/navigator/MatchingSpec.scala
@@ -39,6 +39,10 @@ class MatchingSpec extends Specification {
     "not match GET /mext/3.css" in { get("/mext/3.css") === None }
   }
 
+  "mountable" should {
+    "match GET /first/" in { get("/first") === Some("FirstModule index") }
+  }
+
   "redirect" should {
     "match GET /redirect-me" in { get("/redirect-me") === Some("") }
   }