don't require a 1.6 JRE.
diff --git a/testplugins/org.eclipse.objectteams.otdt.test.builder/.classpath b/testplugins/org.eclipse.objectteams.otdt.test.builder/.classpath
index 3889ea2..d34bd9f 100644
--- a/testplugins/org.eclipse.objectteams.otdt.test.builder/.classpath
+++ b/testplugins/org.eclipse.objectteams.otdt.test.builder/.classpath
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
 	<classpathentry kind="con" path="OTRE"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry combineaccessrules="false" kind="src" path="/OTRE"/>
diff --git a/testplugins/org.eclipse.objectteams.otdt.test.builder/META-INF/MANIFEST.MF b/testplugins/org.eclipse.objectteams.otdt.test.builder/META-INF/MANIFEST.MF
index ee24f30..656a1fe 100644
--- a/testplugins/org.eclipse.objectteams.otdt.test.builder/META-INF/MANIFEST.MF
+++ b/testplugins/org.eclipse.objectteams.otdt.test.builder/META-INF/MANIFEST.MF
@@ -19,4 +19,4 @@
  org.eclipse.objectteams.otdt.tests,
  org.eclipse.objectteams.otequinox
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: JavaSE-1.6
+Bundle-RequiredExecutionEnvironment: J2SE-1.5