diff --git a/include/metis.h b/include/metis.h
index 4049b7a..d5550ec 100644
--- a/include/metis.h
+++ b/include/metis.h
@@ -156,8 +156,8 @@ typedef __int64 int64_t;
 *-------------------------------------------------------------------------*/
 /* Metis's version number */
 #define METIS_VER_MAJOR         5
-#define METIS_VER_MINOR         1
-#define METIS_VER_SUBMINOR      0
+#define METIS_VER_MINOR         2
+#define METIS_VER_SUBMINOR      1
 
 /* The maximum length of the options[] array */
 #define METIS_NOPTIONS          40
diff --git a/libmetis/defs.h b/libmetis/defs.h
index 43f1bbb..c18350f 100644
--- a/libmetis/defs.h
+++ b/libmetis/defs.h
@@ -15,7 +15,7 @@
 #ifndef _LIBMETIS_DEFS_H_
 #define _LIBMETIS_DEFS_H_
 
-#define METISTITLE              "METIS 5.2 Copyright 1998-16, Regents of the University of Minnesota\n"
+#define METISTITLE              "METIS 5.2.1 Copyright 1998-22, Regents of the University of Minnesota\n"
 #define MAXLINE			1280000
 
 #define LTERM			(void **) 0	/* List terminator for gk_free() */