--- a/cmajor++/Cm/Cm.Debugger/OutputLine.hpp
+++ b/cmajor++/Cm/Cm.Debugger/OutputLine.hpp
@@ -1,5 +1,5 @@
-#ifndef OutputLine_hpp_19621
-#define OutputLine_hpp_19621
+#ifndef OutputLine_hpp_3160
+#define OutputLine_hpp_3160
 
 #include <Soul.Parsing/Grammar.hpp>
 #include <Soul.Parsing/Keyword.hpp>
@@ -66,4 +66,4 @@
 
 } } // namespace Cm.Debugger
 
-#endif // OutputLine_hpp_19621
+#endif // OutputLine_hpp_3160