diff --git a/configure.ac b/configure.ac
index 3d8d93cff01ca42314c1cf60bc675d6b12ac16cf..cf92f63f3f1b3c5affafadc8844016ce0bfd6ea5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -28,7 +28,7 @@
 #------------------------------------------------------------------------------
 
 AC_PREREQ(2.59)
-AC_INIT([ethercat],[devel],[fp@igh-essen.com])
+AC_INIT([ethercat],[1.5-pre],[fp@igh-essen.com])
 AC_CONFIG_AUX_DIR([autoconf])
 AM_INIT_AUTOMAKE([-Wall -Werror dist-bzip2])
 AC_PREFIX_DEFAULT([/opt/etherlab])