diff --git a/Source/kwsys/kwsysPrivate.h b/Source/kwsys/kwsysPrivate.h
index dd3b75fc0..0e4c32caf 100644
--- a/Source/kwsys/kwsysPrivate.h
+++ b/Source/kwsys/kwsysPrivate.h
@@ -24,7 +24,7 @@
   Define KWSYS_HEADER macro to help the c and cxx files include kwsys
   headers from the configured namespace directory.  The macro can be
   used like this:
-  
+
   #include KWSYS_HEADER(Directory.hxx)
   #include KWSYS_HEADER(std/vector)
 */