diff --git a/runtime/class_linker.h b/runtime/class_linker.h
index 998f739..4731203 100644
--- a/runtime/class_linker.h
+++ b/runtime/class_linker.h
@@ -829,6 +829,8 @@
     return true;
   }
 
+  virtual bool IsUpdatableBootClassPathDescriptor(const char* descriptor);
+
  private:
   class LinkInterfaceMethodsHelper;
   class VisiblyInitializedCallback;