updated for version 7.1-021
diff --git a/src/version.c b/src/version.c
index b72c713..3772ef6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -667,6 +667,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    21,
+/**/
     20,
 /**/
     19,