diff --git a/vm/dispatch.cpp b/vm/dispatch.cpp
index 1721efe181..25f7a2f2ec 100755
--- a/vm/dispatch.cpp
+++ b/vm/dispatch.cpp
@@ -3,9 +3,6 @@
 namespace factor
 {
 
-cell megamorphic_cache_hits;
-cell megamorphic_cache_misses;
-
 cell factorvm::search_lookup_alist(cell table, cell klass)
 {
 	array *elements = untag<array>(table);
diff --git a/vm/dispatch.hpp b/vm/dispatch.hpp
index 75368191a7..f5648c7ebe 100644
--- a/vm/dispatch.hpp
+++ b/vm/dispatch.hpp
@@ -1,9 +1,6 @@
 namespace factor
 {
 
-extern cell megamorphic_cache_hits;
-extern cell megamorphic_cache_misses;
-
 cell lookup_method(cell object, cell methods);
 PRIMITIVE(lookup_method);
 
diff --git a/vm/vm.hpp b/vm/vm.hpp
index 4ad83b86be..8a0808397d 100644
--- a/vm/vm.hpp
+++ b/vm/vm.hpp
@@ -559,6 +559,8 @@ struct factorvm {
 	inline void vmprim_quot_compiled_p();
 
 	//dispatch
+	cell megamorphic_cache_hits;
+	cell megamorphic_cache_misses;
 	cell search_lookup_alist(cell table, cell klass);
 	cell search_lookup_hash(cell table, cell klass, cell hashcode);
 	cell nth_superclass(tuple_layout *layout, fixnum echelon);