diff --git a/src/version.h b/src/version.h
index 54ea47263e..64b5228abf 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "12 Sep 2013"
+#define LAMMPS_VERSION "13 Sep 2013"