diff --git a/src/version.h b/src/version.h
index 88a65b1657..76ec187c0e 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1,2 @@
 #define LAMMPS_VERSION "19 Nov 2024"
+#define LAMMPS_UPDATE "Develop"