diff --git a/src/version.h b/src/version.h
index 444fe56965..c58303fe87 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "19 Sep 2013"
+#define LAMMPS_VERSION "23 Sep 2013"