--- old/src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp	2019-05-02 15:26:56.470440252 -0400
+++ new/src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp	2019-05-02 15:26:56.226441742 -0400
@@ -63,6 +63,9 @@
 #include "gc/shenandoah/heuristics/shenandoahPassiveHeuristics.hpp"
 #include "gc/shenandoah/heuristics/shenandoahStaticHeuristics.hpp"
 #include "gc/shenandoah/heuristics/shenandoahTraversalHeuristics.hpp"
+#if INCLUDE_JFR
+#include "gc/shenandoah/shenandoahJfrSupport.hpp"
+#endif
 
 #include "memory/metaspace.hpp"
 #include "runtime/vmThread.hpp"
@@ -505,6 +508,8 @@
   ref_processing_init();
 
   _heuristics->initialize();
+
+  JFR_ONLY(ShenandoahJFRSupport::register_jfr_type_serializers());
 }
 
 size_t ShenandoahHeap::used() const {