diff --git a/testing/TestFramework.scala b/testing/TestFramework.scala
index 449444ae1..6e3bdfe5d 100644
--- a/testing/TestFramework.scala
+++ b/testing/TestFramework.scala
@@ -188,7 +188,8 @@ object TestFramework
 	}
 	def createTestLoader(classpath: Seq[File], scalaInstance: ScalaInstance): ClassLoader =
 	{
-		val filterCompilerLoader = new FilteredLoader(scalaInstance.loader, ScalaCompilerJarPackages)
+		val declaresCompiler = classpath.exists(_.getName contains "scala-compiler")
+		val filterCompilerLoader = if(declaresCompiler) scalaInstance.loader else new FilteredLoader(scalaInstance.loader, ScalaCompilerJarPackages)
 		val interfaceFilter = (name: String) => name.startsWith("org.scalatools.testing.")
 		val notInterfaceFilter = (name: String) => !interfaceFilter(name)
 		val dual = new DualLoader(filterCompilerLoader, notInterfaceFilter, x => true, getClass.getClassLoader, interfaceFilter, x => false)