diff --git a/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/Demo_Source/include/comtest_strings.h b/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/Demo_Source/include/comtest_strings.h
index d21d06f8e..8153d118f 100644
--- a/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/Demo_Source/include/comtest_strings.h
+++ b/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemoSource/Demo_Source/include/comtest_strings.h
@@ -51,8 +51,8 @@
     licensing and training services.
 */
 
-#ifndef COMTEST_H
-#define COMTEST_H
+#ifndef COMTEST_STRINGS_H
+#define COMTEST_STRINGS_H
 
 void vStartComTestStringsTasks( unsigned portBASE_TYPE uxPriority, unsigned long ulBaudRate, unsigned portBASE_TYPE uxLED );
 portBASE_TYPE xAreComTestTasksStillRunning( void );