diff --git a/pandora_agents/win32/ChangeLog b/pandora_agents/win32/ChangeLog
index f918f53dbc..945daf3636 100644
--- a/pandora_agents/win32/ChangeLog
+++ b/pandora_agents/win32/ChangeLog
@@ -1,3 +1,7 @@
+2013-04-03  Koichiro KIKUCHI <koichiro@rworks.jp>
+
+	* windows_service.cc: Fixed typo of my previous commit.
+
 2013-04-03  Koichiro KIKUCHI <koichiro@rworks.jp>
 
 	* windows_service.cc: Adjust sleep time so that each iteration *starts"
diff --git a/pandora_agents/win32/windows_service.cc b/pandora_agents/win32/windows_service.cc
index 7af9190b8b..7fad95033b 100644
--- a/pandora_agents/win32/windows_service.cc
+++ b/pandora_agents/win32/windows_service.cc
@@ -120,7 +120,7 @@ Windows_Service::execRunFunction () {
 		do {
 			(this->*run_function) ();
 
-			if (sleep_time > 0)
+			if (sleep_time <= 0)
 				break;
 
 			ticknow = GetTickCount();