diff --git a/src/hotspot/share/opto/loopnode.hpp b/src/hotspot/share/opto/loopnode.hpp
index 79faf9c931d..448c29b6976 100644
--- a/src/hotspot/share/opto/loopnode.hpp
+++ b/src/hotspot/share/opto/loopnode.hpp
@@ -607,7 +607,7 @@ public:
   bool  _allow_optimizations;   // Allow loop optimizations
 
   IdealLoopTree( PhaseIdealLoop* phase, Node *head, Node *tail )
-    : _parent(0), _next(0), _child(0),
+    : _parent(nullptr), _next(nullptr), _child(nullptr),
       _head(head), _tail(tail),
       _phase(phase),
       _local_loop_unroll_limit(0), _local_loop_unroll_factor(0),