diff --git a/SystemTools.cxx b/SystemTools.cxx
index cbb6cba27f096f285cc9abd43af2ad1d1e505a70..3dbdf02821e4173de96d0f43262bd7b5b663eac5 100644
--- a/SystemTools.cxx
+++ b/SystemTools.cxx
@@ -431,7 +431,7 @@ bool SystemTools::PutEnv(const char* value)
 
 const char* SystemTools::GetExecutableExtension()
 {
-#if defined(_WIN32) || defined(__CYGWIN__)
+#if defined(_WIN32) || defined(__CYGWIN__) || defined(__VMS)
   return ".exe";
 #else
   return "";
diff --git a/kwsysDateStamp.cmake b/kwsysDateStamp.cmake
index c464938673beeae7c5d626c64409459e9736aeb2..e82dc4401349b1bd6f14b0ba21cd0e5a09b96eff 100644
--- a/kwsysDateStamp.cmake
+++ b/kwsysDateStamp.cmake
@@ -7,4 +7,4 @@ SET(KWSYS_DATE_STAMP_YEAR  2009)
 SET(KWSYS_DATE_STAMP_MONTH 06)
 
 # KWSys version date day component.  Format is DD.
-SET(KWSYS_DATE_STAMP_DAY   10)
+SET(KWSYS_DATE_STAMP_DAY   11)