diff --git a/src/hotspot/share/oops/instanceRefKlass.hpp b/src/hotspot/share/oops/instanceRefKlass.hpp
index 725d53c7e84..2966c04443f 100644
--- a/src/hotspot/share/oops/instanceRefKlass.hpp
+++ b/src/hotspot/share/oops/instanceRefKlass.hpp
@@ -62,7 +62,6 @@ class InstanceRefKlass: public InstanceKlass {
   //
 #if INCLUDE_PARALLELGC
   // Parallel Compact
-  void oop_pc_follow_contents(oop obj, ParCompactionManager* cm);
   void oop_pc_update_pointers(oop obj, ParCompactionManager* cm);
 #endif