diff --git a/configure.ac b/configure.ac
index 4b71d362a5d78f9a3a12091fa564b712fdfcdf0a..adae2ca9ad02de5c597c14e8a1b91931304a265f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@
 #------------------------------------------------------------------------------
 
 AC_PREREQ(2.59)
-AC_INIT([ethercat],[1.1],[fp@igh-essen.com])
+AC_INIT([ethercat],[1.1.1],[fp@igh-essen.com])
 AC_CONFIG_AUX_DIR([autoconf])
 AM_INIT_AUTOMAKE([-Wall -Werror dist-bzip2])
 AC_PREFIX_DEFAULT([/opt/etherlab])