--- sisu-plexus/org.eclipse.sisu.plexus/src/org/eclipse/sisu/plexus/PlexusBundlePlan.java~	2015-09-13 20:15:37.000000000 +0200

+++ sisu-plexus/org.eclipse.sisu.plexus/src/org/eclipse/sisu/plexus/PlexusBundlePlan.java	2017-01-29 19:56:51.608151337 +0100

@@ -80,7 +80,7 @@

     protected static boolean hasPlexusAnnotations( final Bundle bundle )

     {

-        final String imports = bundle.getHeaders().get( Constants.IMPORT_PACKAGE );

+        final String imports = bundle.getHeaders().get( Constants.IMPORT_PACKAGE ).toString();

         return null != imports && imports.contains( "org.codehaus.plexus.component.annotations" );

     }