diff --git a/runtime/mirror/class.cc b/runtime/mirror/class.cc
index 29851a9..8fb8147 100644
--- a/runtime/mirror/class.cc
+++ b/runtime/mirror/class.cc
@@ -51,8 +51,8 @@
   java_lang_Class_ = GcRoot<Class>(nullptr);
 }
 
-void Class::VisitRoots(RootCallback* callback, void* arg) {
-  java_lang_Class_.VisitRootIfNonNull(callback, arg, RootInfo(kRootStickyClass));
+void Class::VisitRoots(RootVisitor* visitor) {
+  java_lang_Class_.VisitRootIfNonNull(visitor, RootInfo(kRootStickyClass));
 }
 
 void Class::SetStatus(Handle<Class> h_this, Status new_status, Thread* self) {