diff --git a/mrw/regexp.hpp b/mrw/regexp.hpp
index f432512..9a470d5 100644
--- a/mrw/regexp.hpp
+++ b/mrw/regexp.hpp
@@ -9,6 +9,9 @@
     @license LGPL, see file <a href="license.html">COPYING</a>
 
     $Log$
+    Revision 1.7  2005/03/02 22:02:10  marc
+    fixed for solaris (included sys/types.h)
+
     Revision 1.6  2005/01/28 07:52:00  marc
     added #include to documentation
 
@@ -32,6 +35,7 @@
 #ifndef __MRW__REGEXP_HPP__
 #define __MRW__REGEXP_HPP__
 
+#include <sys/types.h> // required for regex.h on solaris
 #include <regex.h>
 #include <string>
 #include <stdexcept>