diff --git a/configure.ac b/configure.ac
index 631706cd..09a64f4e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@ dnl file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 dnl require autoconf 2.60 (AS_ECHO/AS_ECHO_N)
 AC_PREREQ([2.60])
-define(_CLIENT_VERSION_MAJOR, 1)
+define(_CLIENT_VERSION_MAJOR, 2)
 define(_CLIENT_VERSION_MINOR, 0)
 define(_CLIENT_VERSION_REVISION, 0)
 define(_CLIENT_VERSION_BUILD, 0)