diff --git a/src/version.h b/src/version.h
index b8b040c2f7..549ac88475 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "8 Aug 2011"
+#define LAMMPS_VERSION "9 Aug 2011"