diff --git a/src/p_vmlinz.h b/src/p_vmlinz.h
index bf04974b..30a4b008 100644
--- a/src/p_vmlinz.h
+++ b/src/p_vmlinz.h
@@ -99,6 +99,8 @@ public:
     virtual const char *getName() const { return "bvmlinuz/386"; }
 
     virtual void pack(OutputFile *fo);
+
+protected:
     virtual int buildLoader(const Filter *ft);
 };