diff --git a/Cantera/src/base/misc.cpp b/Cantera/src/base/misc.cpp
index ba094f048..ae43253ab 100644
--- a/Cantera/src/base/misc.cpp
+++ b/Cantera/src/base/misc.cpp
@@ -544,7 +544,7 @@ namespace Cantera {
       tmp_dir("."),
       xmlfiles(),
       m_sleep("1"),              
-      pMessenger(0)
+      pMessenger()
     {
 #if !defined( THREAD_SAFE_CANTERA )
      pMessenger = std::auto_ptr<Messages>(new Messages());