diff --git a/doc/lammps.1 b/doc/lammps.1
index f52bebab8e..cb4d0d9942 100644
--- a/doc/lammps.1
+++ b/doc/lammps.1
@@ -1,4 +1,4 @@
-.TH LAMMPS "22 December 2020" "2020-12-22"
+.TH LAMMPS "23 December 2020" "2020-12-23"
 .SH NAME
 .B LAMMPS
 \- Molecular Dynamics Simulator.
diff --git a/src/version.h b/src/version.h
index 33aa08f8df..afd6789991 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define LAMMPS_VERSION "22 Dec 2020"
+#define LAMMPS_VERSION "23 Dec 2020"