diff --git a/kerry/src/query.h b/kerry/src/query.h
index e5f6ec8..ea3eab4 100644
--- a/kerry/src/query.h
+++ b/kerry/src/query.h
@@ -19,8 +19,8 @@
 
 ******************************************************************/
 
-#ifndef TQUERY_H
-#define TQUERY_H
+#ifndef QUERY_H
+#define QUERY_H
 
 #include <tqstringlist.h>
 #include <tqptrlist.h>