Bump the version number in more places
diff --git a/configure.in b/configure.in
index 9fe7a9f..2972d74 100644
--- a/configure.in
+++ b/configure.in
@@ -6,7 +6,7 @@
 
 # Set VERSION so we only need to edit in one place (i.e., here)
 AC_SUBST(VERSION)
-VERSION=2.1
+VERSION=2.2
 
 # Arguments passed to configure.
 AC_SUBST(CONFIG_ARGS)