diff --git a/configure.ac b/configure.ac
index a3e1633..b51a527 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 AC_PREREQ(2.64)
 
 AC_INIT([protobuf-c],
-        [1.0.2],
+        [1.1.0-pre],
         [https://github.com/protobuf-c/protobuf-c/issues],
         [protobuf-c],
         [https://github.com/protobuf-c/protobuf-c])