diff --git a/build/org.eclipse.cdt.managedbuilder.gnu.ui/META-INF/MANIFEST.MF b/build/org.eclipse.cdt.managedbuilder.gnu.ui/META-INF/MANIFEST.MF
index ce9a3b801a0..e6b672a87f6 100644
--- a/build/org.eclipse.cdt.managedbuilder.gnu.ui/META-INF/MANIFEST.MF
+++ b/build/org.eclipse.cdt.managedbuilder.gnu.ui/META-INF/MANIFEST.MF
@@ -7,6 +7,8 @@ Bundle-Activator: org.eclipse.cdt.managedbuilder.gnu.ui.GnuUIPlugin
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
 Export-Package: org.eclipse.cdt.managedbuilder.gnu.cygwin,
+ org.eclipse.cdt.managedbuilder.gnu.mingw;x-internal:=true,
+ org.eclipse.cdt.managedbuilder.gnu.templates;x-internal:=true,
  org.eclipse.cdt.managedbuilder.gnu.ui
 Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.2.0,4.0.0)",
  org.eclipse.cdt.managedbuilder.core;bundle-version="[8.0.0,9.0.0)",