diff --git a/src/hotspot/share/gc/shenandoah/shenandoahNMethod.cpp b/src/hotspot/share/gc/shenandoah/shenandoahNMethod.cpp
index 55cec63f045..facaefd4b62 100644
--- a/src/hotspot/share/gc/shenandoah/shenandoahNMethod.cpp
+++ b/src/hotspot/share/gc/shenandoah/shenandoahNMethod.cpp
@@ -433,8 +433,8 @@ void ShenandoahNMethodTableSnapshot::parallel_nmethods_do(NMethodClosure *f) {
   ShenandoahNMethod** const list = _list->list();
 
   size_t max = (size_t)_limit;
-  while (_claimed < max) {
-    size_t cur = AtomicAccess::fetch_then_add(&_claimed, stride, memory_order_relaxed);
+  while (_claimed.load_relaxed() < max) {
+    size_t cur = _claimed.fetch_then_add(stride, memory_order_relaxed);
     size_t start = cur;
     size_t end = MIN2(cur + stride, max);
     if (start >= max) break;
@@ -457,8 +457,8 @@ void ShenandoahNMethodTableSnapshot::concurrent_nmethods_do(NMethodClosure* cl)
 
   ShenandoahNMethod** list = _list->list();
   size_t max = (size_t)_limit;
-  while (_claimed < max) {
-    size_t cur = AtomicAccess::fetch_then_add(&_claimed, stride, memory_order_relaxed);
+  while (_claimed.load_relaxed() < max) {
+    size_t cur = _claimed.fetch_then_add(stride, memory_order_relaxed);
     size_t start = cur;
     size_t end = MIN2(cur + stride, max);
     if (start >= max) break;
diff --git a/src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp b/src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp
index 5387870c9dc..77faf6c0dcb 100644
--- a/src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp
+++ b/src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp
@@ -30,6 +30,7 @@
 #include "gc/shenandoah/shenandoahLock.hpp"
 #include "gc/shenandoah/shenandoahPadding.hpp"
 #include "memory/allocation.hpp"
+#include "runtime/atomic.hpp"
 #include "utilities/growableArray.hpp"
 
 // ShenandoahNMethod tuple records the internal locations of oop slots within reclocation stream in
@@ -115,7 +116,7 @@ private:
   int                         _limit;
 
   shenandoah_padding(0);
-  volatile size_t       _claimed;
+  Atomic<size_t>            _claimed;
   shenandoah_padding(1);
 
 public: