diff --git a/src/heap.cpp b/src/heap.cpp
index 89b001678c..3c350c8597 100644
--- a/src/heap.cpp
+++ b/src/heap.cpp
@@ -16,7 +16,7 @@ const unsigned Top = ~static_cast<unsigned>(0);
 
 const unsigned InitialGen2CapacityInBytes = 4 * 1024 * 1024;
 
-const bool Verbose = true;
+const bool Verbose = false;
 const bool Verbose2 = false;
 const bool Debug = false;
 const bool DebugFixies = false;