apache.commons.lang 2.0 is enough
diff --git a/modeling/plugins/org.eclipse.pde.emfforms/META-INF/MANIFEST.MF b/modeling/plugins/org.eclipse.pde.emfforms/META-INF/MANIFEST.MF
index 01a66c8..e706d55 100644
--- a/modeling/plugins/org.eclipse.pde.emfforms/META-INF/MANIFEST.MF
+++ b/modeling/plugins/org.eclipse.pde.emfforms/META-INF/MANIFEST.MF
@@ -30,6 +30,6 @@
  org.eclipse.pde.emfforms.internal;x-internal:=true,
  org.eclipse.pde.emfforms.internal.editor;x-internal:=true,
  org.eclipse.pde.emfforms.internal.validation;x-internal:=true
-Import-Package: org.apache.commons.lang;version="2.4.0",
+Import-Package: org.apache.commons.lang;version="2.0.0",
  org.eclipse.core.resources
 Service-Component: OSGI-INF/*.xml