diff --git a/src/version.h b/src/version.h
index 37e226d0cd..f20f912c6f 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "4 Dec 2011"
+#define LAMMPS_VERSION "7 Dec 2011"