diff --git a/eclipse-gef.spec b/eclipse-gef.spec
index fd31926..3be81ac 100644
--- a/eclipse-gef.spec
+++ b/eclipse-gef.spec
@@ -56,6 +56,8 @@ to use the Eclipse Graphical Editing Framework (GEF) plugin.
 %prep
 %setup -q -n org.eclipse.gef-%{git_version}
 
+sed -i -e "s|5\.0\.0|51\.0\.0|g" org.eclipse.draw2d.doc.isv/META-INF/MANIFEST.MF org.eclipse.zest.doc.isv/META-INF/MANIFEST.MF
+
 rm -fr org.eclipse.gef.baseline 
 # make sure upstream hasn't snuck in any jars we don't know about
 JARS=""