diff --git a/system/jhtree/jhtree.cpp b/system/jhtree/jhtree.cpp
index 66ee27999d2..e76b915a383 100644
--- a/system/jhtree/jhtree.cpp
+++ b/system/jhtree/jhtree.cpp
@@ -647,7 +647,7 @@ class CNodeCacheEntry : public CInterface
 public:
     CriticalSection cs;
 private:
-    std::atomic<const CJHTreeNode *> node = nullptr;
+    std::atomic<const CJHTreeNode *> node{nullptr};
 public:
     ~CNodeCacheEntry()
     {