diff --git a/share/man/man5/src.conf.5 b/share/man/man5/src.conf.5
--- a/share/man/man5/src.conf.5
+++ b/share/man/man5/src.conf.5
@@ -1047,6 +1047,14 @@
 .Pp
 Depends on
 .Va WITH_LOADER_VERIEXEC .
+.It Va WITH_LOADER_VERIEXEC_VECTX
+Enable building
+.Xr loader 8
+with support for hashing and verifying kernel and modules as a side effect
+of loading.
+.Pp
+Depends on
+.Va WITH_LOADER_VERIEXEC .
 .It Va WITHOUT_LOADER_ZFS
 Do not build ZFS file system boot loader support.
 .It Va WITHOUT_LOCALES
diff --git a/tools/build/options/WITH_LOADER_VERIEXEC_VECTX b/tools/build/options/WITH_LOADER_VERIEXEC_VECTX
new file mode 100644
--- /dev/null
+++ b/tools/build/options/WITH_LOADER_VERIEXEC_VECTX
@@ -0,0 +1,7 @@
+Enable building
+.Xr loader 8
+with support for hashing and verifying kernel and modules as a side effect
+of loading.
+.Pp
+Depends on
+.Va WITH_LOADER_VERIEXEC .