diff --git a/LCS/MSLofar/include/MSLofar/BeamTables.h b/LCS/MSLofar/include/MSLofar/BeamTables.h
index 4114ccd4609ffdff22542f57178524a54a244a83..0e911fee44ee76242fd5359d2845c51ad87c3ce7 100644
--- a/LCS/MSLofar/include/MSLofar/BeamTables.h
+++ b/LCS/MSLofar/include/MSLofar/BeamTables.h
@@ -21,8 +21,8 @@
 //#
 //# @author Ger van Diepen
 
-#ifndef MSLOFAR_MSLOFAR_H
-#define MSLOFAR_MSLOFAR_H
+#ifndef MSLOFAR_BEAMTABLES_H
+#define MSLOFAR_BEAMTABLES_H
 
 #include <ApplCommon/AntennaField.h>
 #include <ApplCommon/AntennaSets.h>