diff --git a/sys/conf/files b/sys/conf/files
index 86ab783b3f8..f311b8e6339 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -2272,6 +2272,7 @@ kern/subr_turnstile.c		standard
 kern/subr_uio.c			standard
 kern/subr_unit.c		standard
 kern/subr_witness.c		optional witness
+kern/sys_capability.c		standard
 kern/sys_generic.c		standard
 kern/sys_pipe.c			standard
 kern/sys_process.c		standard