--- lib/libvmmapi/Makefile.orig	2021-09-04 01:05:23.110816000 UTC
+++ lib/libvmmapi/Makefile
@@ -6,6 +6,7 @@
 INCS=	vmmapi.h
 
+SHLIB_MAJOR?= 5.1
 
 LIBADD=	util
 
