diff --git a/configure.ac b/configure.ac
index a0cebc4d6..7731eaac5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 dnl require autoconf 2.60 (AS_ECHO/AS_ECHO_N)
 AC_PREREQ([2.60])
-define(_CLIENT_VERSION_MAJOR, 0)
+define(_CLIENT_VERSION_MAJOR, 2)
 define(_CLIENT_VERSION_MINOR, 12)
 define(_CLIENT_VERSION_REVISION, 1)
 define(_CLIENT_VERSION_BUILD, 0)