diff --git a/WebKitBrowser/Extension/main.cpp b/WebKitBrowser/Extension/main.cpp
index f372e51258..161e904b9c 100644
--- a/WebKitBrowser/Extension/main.cpp
+++ b/WebKitBrowser/Extension/main.cpp
@@ -139,8 +139,6 @@ static class PluginHost {
 
     void Deinitialize()
     {
-        Messaging::MessageUnit::Instance().Close();
-
 #if defined(UPDATE_TZ_FROM_FILE)
         _tzSupport.Deinitialize();
 #endif
diff --git a/WebKitBrowser/InjectedBundle/main.cpp b/WebKitBrowser/InjectedBundle/main.cpp
index 5ca674050d..e892552c2e 100644
--- a/WebKitBrowser/InjectedBundle/main.cpp
+++ b/WebKitBrowser/InjectedBundle/main.cpp
@@ -119,8 +119,6 @@ static class PluginHost {
 
     void Deinitialize()
     {
-        Messaging::MessageUnit::Instance().Close();
-
 #if defined(UPDATE_TZ_FROM_FILE)
         _tzSupport.Deinitialize();
 #endif