diff --git a/ChangeLog b/ChangeLog
index 518235a..0b12d3a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,7 +2,13 @@
 Version 1.6.11
 *******************************************************************************
 
+2011-01-30 Chandra Penke <chandrapenke(at)mcntech.com>
+
+	Fix for compilation warnings of unused variables in upnpdebug.c in
+	release builds.
+
 2011-01-20 Chandra Penke <chandrapenke(at)mcntech.com>
+
 	Fix for Race condition can hang miniserver thread.
 
 	Add 'requiredThreads' field to the ThreadPool structure, to avoid
diff --git a/upnp/src/api/upnpdebug.c b/upnp/src/api/upnpdebug.c
index 04cc254..b3dee52 100644
--- a/upnp/src/api/upnpdebug.c
+++ b/upnp/src/api/upnpdebug.c
@@ -45,6 +45,8 @@
 #include <stdio.h>
 #include <string.h>
 
+#ifdef DEBUG
+
 /*! Mutex to synchronize all the log file opeartions in the debug mode */
 static ithread_mutex_t GlobalDebugMutex;
 
@@ -63,8 +65,6 @@ static const char *errFileName = "IUpnpErrFile.txt";
 /*! Name of the info file */
 static const char *infoFileName = "IUpnpInfoFile.txt";
 
-#ifdef DEBUG
-
 int UpnpInitLog(void)
 {
 	ithread_mutex_init(&GlobalDebugMutex, NULL);