diff --git a/sys/kern/sys_capability.c b/sys/kern/sys_capability.c
index 8442433aa71c..68dab46ee891 100644
--- a/sys/kern/sys_capability.c
+++ b/sys/kern/sys_capability.c
@@ -85,8 +85,8 @@ __FBSDID("$FreeBSD$");
 #include <vm/uma.h>
 #include <vm/vm.h>
 
-int trap_enotcap;
-SYSCTL_INT(_kern, OID_AUTO, trap_enotcap, CTLFLAG_RW, &trap_enotcap, 0,
+bool __read_frequently trap_enotcap;
+SYSCTL_BOOL(_kern, OID_AUTO, trap_enotcap, CTLFLAG_RW, &trap_enotcap, 0,
     "Deliver SIGTRAP on ENOTCAPABLE");
 
 #ifdef CAPABILITY_MODE
diff --git a/sys/sys/capsicum.h b/sys/sys/capsicum.h
index cb69473716f8..4fd496b19a66 100644
--- a/sys/sys/capsicum.h
+++ b/sys/sys/capsicum.h
@@ -370,7 +370,7 @@ int	cap_ioctl_check(struct filedesc *fdp, int fd, u_long cmd);
 int	cap_fcntl_check_fde(struct filedescent *fde, int cmd);
 int	cap_fcntl_check(struct filedesc *fdp, int fd, int cmd);
 
-extern int trap_enotcap;
+extern bool trap_enotcap;
 
 #else /* !_KERNEL */