diff --git a/runtime/well_known_classes.h b/runtime/well_known_classes.h
index 482ff0a..cc60b4d 100644
--- a/runtime/well_known_classes.h
+++ b/runtime/well_known_classes.h
@@ -52,6 +52,9 @@
   static jclass java_lang_ClassNotFoundException;
   static jclass java_lang_Daemons;
   static jclass java_lang_Error;
+  static jclass java_lang_ExceptionInInitializerError;
+  static jclass java_lang_IllegalAccessError;
+  static jclass java_lang_NoClassDefFoundError;
   static jclass java_lang_Object;
   static jclass java_lang_OutOfMemoryError;
   static jclass java_lang_reflect_AbstractMethod;