diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -51,6 +51,32 @@
 #   xargs -n1 | sort | uniq -d;
 # done
 
+# 20250724: MIT KRB5 DSO bump
+OLD_LIBS+=usr/lib/libcom_err.so.121
+OLD_LIBS+=usr/lib/libgssapi_krb5.so.121
+OLD_LIBS+=usr/lib/libgssrpc.so.121
+OLD_LIBS+=usr/lib/libk5crypto.so.121
+OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5srv_mit.so.121
+OLD_LIBS+=usr/lib/libkdb5.so.121
+OLD_LIBS+=usr/lib/libkrad.so.121
+OLD_LIBS+=usr/lib/libkrb5.so.121
+OLD_LIBS+=usr/lib/libkrb5profile.so.121
+OLD_LIBS+=usr/lib/libkrb5support.so.121
+OLD_LIBS+=usr/lib/libverto.so.121
+OLD_LIBS+=usr/lib/libcom_err.so.121
+OLD_LIBS+=usr/lib/libgssapi_krb5.so.121
+OLD_LIBS+=usr/lib/libgssrpc.so.121
+OLD_LIBS+=usr/lib/libk5crypto.so.121
+OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5srv_mit.so.121
+OLD_LIBS+=usr/lib/libkdb5.so.121
+OLD_LIBS+=usr/lib/libkrad.so.121
+OLD_LIBS+=usr/lib/libkrb5.so.121
+OLD_LIBS+=usr/lib/libkrb5profile.so.121
+OLD_LIBS+=usr/lib/libkrb5support.so.121
+OLD_LIBS+=usr/lib/libverto.so.121
+
 # 20250716: Remove an old manual page, vn(4) was removed in FreeBSD 5.0
 OLD_FILES+=usr/share/man/man4/vn.4.gz
 
diff --git a/krb5/lib/Makefile.inc b/krb5/lib/Makefile.inc
--- a/krb5/lib/Makefile.inc
+++ b/krb5/lib/Makefile.inc
@@ -15,4 +15,4 @@
 KRB5_K5CRYPTODIR=	${KRB5_SRCLIBDIR}/crypto
 
 SHLIBDIR?=		/usr/lib
-SHLIB_MAJOR?=		121
+SHLIB_MAJOR?=		122
diff --git a/krb5/plugins/Makefile.inc b/krb5/plugins/Makefile.inc
--- a/krb5/plugins/Makefile.inc
+++ b/krb5/plugins/Makefile.inc
@@ -12,6 +12,6 @@
 SHLIB_NAME?=	${LIB}.so.${SHLIB_MAJOR}
 PLUGINSDIR=	${LIBDIR_BASE}/krb5/plugins
 SHLIBDIR=	${LIBDIR}
-SHLIB_MAJOR=	121
+SHLIB_MAJOR=	122
 
 .include "../Makefile.inc"
diff --git a/krb5/util/Makefile.inc b/krb5/util/Makefile.inc
--- a/krb5/util/Makefile.inc
+++ b/krb5/util/Makefile.inc
@@ -10,4 +10,4 @@
 .include "../Makefile.inc"
 
 SHLIBDIR?=		/usr/lib
-SHLIB_MAJOR?=		121
+SHLIB_MAJOR?=		122
diff --git a/sys/sys/param.h b/sys/sys/param.h
--- a/sys/sys/param.h
+++ b/sys/sys/param.h
@@ -74,7 +74,7 @@
  * cannot include sys/param.h and should only be updated here.
  */
 #undef __FreeBSD_version
-#define __FreeBSD_version 1500054
+#define __FreeBSD_version 1500055
 
 /*
  * __FreeBSD_kernel__ indicates that this system uses the kernel of FreeBSD,
diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -3713,33 +3713,33 @@
 OLD_FILES+=usr/lib/krb5/plugins/tls/k5tls.so
 OLD_FILES+=usr/lib/libcom_err.a
 OLD_LIBS+=usr/lib/libcom_err.so
-OLD_LIBS+=usr/lib/libcom_err.so.121
+OLD_LIBS+=usr/lib/libcom_err.so.122
 OLD_FILES+=usr/lib/libgssapi_krb5.so
-OLD_LIBS+=usr/lib/libgssapi_krb5.so.121
+OLD_LIBS+=usr/lib/libgssapi_krb5.so.122
 OLD_FILES+=usr/lib/libgssrpc.so
-OLD_LIBS+=usr/lib/libgssrpc.so.121
+OLD_LIBS+=usr/lib/libgssrpc.so.122
 OLD_FILES+=usr/lib/libk5crypto.so
-OLD_LIBS+=usr/lib/libk5crypto.so.121
+OLD_LIBS+=usr/lib/libk5crypto.so.122
 OLD_FILES+=usr/lib/libkadm5clnt.so
 OLD_FILES+=usr/lib/libkadm5clnt_mit.so
-OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.122
 OLD_FILES+=usr/lib/libkadm5srv.so
 OLD_FILES+=usr/lib/libkadm5srv_mit.so
-OLD_LIBS+=usr/lib/libkadm5srv_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5srv_mit.so.122
 OLD_FILES+=usr/lib/libkdb5.so
-OLD_LIBS+=usr/lib/libkdb5.so.121
+OLD_LIBS+=usr/lib/libkdb5.so.122
 OLD_FILES+=usr/lib/libkrad.so
-OLD_LIBS+=usr/lib/libkrad.so.121
+OLD_LIBS+=usr/lib/libkrad.so.122
 OLD_FILES+=usr/lib/libkrb5.so
-OLD_LIBS+=usr/lib/libkrb5.so.121
+OLD_LIBS+=usr/lib/libkrb5.so.122
 OLD_FILES+=usr/lib/libkrb5profile.a
 OLD_FILES+=usr/lib/libkrb5profile.so
-OLD_LIBS+=usr/lib/libkrb5profile.so.121
+OLD_LIBS+=usr/lib/libkrb5profile.so.122
 OLD_FILES+=usr/lib/libkrb5support.a
 OLD_FILES+=usr/lib/libkrb5support.so
-OLD_LIBS+=usr/lib/libkrb5support.so.121
+OLD_LIBS+=usr/lib/libkrb5support.so.122
 OLD_FILES+=usr/lib/libverto.so
-OLD_LIBS+=usr/lib/libverto.so.121
+OLD_LIBS+=usr/lib/libverto.so.122
 OLD_FILES+=usr/libdata/pkgconfig/gssrpc.pc
 OLD_FILES+=usr/libdata/pkgconfig/kadm-client.pc
 OLD_FILES+=usr/libdata/pkgconfig/kadm-server.pc
@@ -5770,36 +5770,36 @@
 OLD_FILES+=usr/lib/krb5/plugins/preauth/spake.so
 OLD_FILES+=usr/lib/krb5/plugins/preauth/test.so
 OLD_FILES+=usr/lib/krb5/plugins/tls/k5tls.so
-OLD_LIBS+=usr/lib/libcom_err.so.121
-OLD_LIBS+=usr/lib/libgssapi_krb5.so.121
+OLD_LIBS+=usr/lib/libcom_err.so.122
+OLD_LIBS+=usr/lib/libgssapi_krb5.so.122
 OLD_FILES+=usr/lib/libgssrpc.a
 OLD_FILES+=usr/lib/libgssrpc.so
-OLD_LIBS+=usr/lib/libgssrpc.so.121
+OLD_LIBS+=usr/lib/libgssrpc.so.122
 OLD_FILES+=usr/lib/libk5crypto.a
 OLD_FILES+=usr/lib/libk5crypto.so
-OLD_LIBS+=usr/lib/libk5crypto.so.121
+OLD_LIBS+=usr/lib/libk5crypto.so.122
 OLD_FILES+=usr/lib/libkadm5clnt_mit.a
 OLD_FILES+=usr/lib/libkadm5clnt_mit.so
-OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5clnt_mit.so.122
 OLD_FILES+=usr/lib/libkadm5srv_mit.a
 OLD_FILES+=usr/lib/libkadm5srv_mit.so
-OLD_LIBS+=usr/lib/libkadm5srv_mit.so.121
+OLD_LIBS+=usr/lib/libkadm5srv_mit.so.122
 OLD_FILES+=usr/lib/libkdb5.a
 OLD_FILES+=usr/lib/libkdb5.so
-OLD_LIBS+=usr/lib/libkdb5.so.121
+OLD_LIBS+=usr/lib/libkdb5.so.122
 OLD_FILES+=usr/lib/libkrad.so
 OLD_FILES+=usr/lib/libkrad.a
-OLD_LIBS+=usr/lib/libkrad.so.121
-OLD_LIBS+=usr/lib/libkrb5.so.121
+OLD_LIBS+=usr/lib/libkrad.so.122
+OLD_LIBS+=usr/lib/libkrb5.so.122
 OLD_FILES+=usr/lib/libkrb5profile.a
 OLD_FILES+=usr/lib/libkrb5profile.so
-OLD_LIBS+=usr/lib/libkrb5profile.so.121
+OLD_LIBS+=usr/lib/libkrb5profile.so.122
 OLD_FILES+=usr/lib/libkrb5support.a
 OLD_FILES+=usr/lib/libkrb5support.so
-OLD_LIBS+=usr/lib/libkrb5support.so.121
+OLD_LIBS+=usr/lib/libkrb5support.so.122
 OLD_FILES+=usr/lib/libverto.a
 OLD_FILES+=usr/lib/libverto.so
-OLD_LIBS+=usr/lib/libverto.so.121
+OLD_LIBS+=usr/lib/libverto.so.122
 OLD_FILES+=usr/libdata/pkgconfig/gssrpc.pc
 OLD_FILES+=usr/libdata/pkgconfig/kadm-client.pc
 OLD_FILES+=usr/libdata/pkgconfig/kadm-server.pc