diff --git a/project/build/XSbt.scala b/project/build/XSbt.scala
index 0c792e615..78c763e22 100644
--- a/project/build/XSbt.scala
+++ b/project/build/XSbt.scala
@@ -78,7 +78,7 @@ class XSbt(info: ProjectInfo) extends ParentProject(info)
 	}
 	trait TestDependencies extends Project
 	{
-		val sc = "org.scala-tools.testing" %% "scalacheck" % "1.5" % "test"
+		val sc = "org.scala-tools.testing" % "scalacheck" % "1.5" % "test"
 		val sp = "org.scala-tools.testing" % "specs" % "1.6.0" % "test"
 	}
 	class StandardTaskProject(info: ProjectInfo) extends Base(info)