diff --git a/src/version.h b/src/version.h
index 0304a5a87f..2d1bfe1574 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "4 Jun 2011"
+#define LAMMPS_VERSION "5 Jun 2011"