diff --git a/pvDataApp/misc/CDRMonitor.h b/pvDataApp/misc/CDRMonitor.h
index cd3feb1..2ad7d22 100644
--- a/pvDataApp/misc/CDRMonitor.h
+++ b/pvDataApp/misc/CDRMonitor.h
@@ -4,8 +4,8 @@
  * EPICS pvDataCPP is distributed subject to a Software License Agreement found
  * in file LICENSE that is included with this distribution.
  */
-#ifndef SHOWCONSTRUCTDESTRUCT_H
-#define SHOWCONSTRUCTDESTRUCT_H
+#ifndef CDRMONITOR_H
+#define CDRMONITOR_H
 #include <stddef.h>
 #include <stdlib.h>
 #include <stddef.h>
@@ -91,4 +91,4 @@ private:
 
 
 }}
-#endif  /* SHOWCONSTRUCTDESTRUCT_H */
+#endif  /* CDRMONITOR_H */