diff --git a/src/version.h b/src/version.h
index 4412c3a44a..05cb579aba 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "10 Apr 2012"
+#define LAMMPS_VERSION "12 Apr 2012"