protobuf-dt now requires Java 6.
diff --git a/org.mockito/META-INF/MANIFEST.MF b/org.mockito/META-INF/MANIFEST.MF
index 9a4ad22..0c5f341 100644
--- a/org.mockito/META-INF/MANIFEST.MF
+++ b/org.mockito/META-INF/MANIFEST.MF
@@ -63,4 +63,4 @@
  org.objenesis.instantiator,
  org.objenesis.instantiator.basic,
  org.objenesis.instantiator.gcj
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.6