diff --git a/sys/kern/vfs_mount.c b/sys/kern/vfs_mount.c
index 190480095d4a..cfffa4e29c78 100644
--- a/sys/kern/vfs_mount.c
+++ b/sys/kern/vfs_mount.c
@@ -1715,7 +1715,7 @@ vfs_getopt(opts, name, buf, len)
 	struct vfsopt *opt;
 
 	KASSERT(opts != NULL,
-	    ("vfs_getopt: caller passed 'opts' as NULL\n"));
+	    ("vfs_getopt: caller passed 'opts' as NULL"));
 
 	TAILQ_FOREACH(opt, opts, link) {
 		if (strcmp(name, opt->name) == 0) {
@@ -1747,7 +1747,7 @@ vfs_copyopt(opts, name, dest, len)
 	struct vfsopt *opt;
 
 	KASSERT(opts != NULL,
-	    ("vfs_copyopt: caller passed 'opts' as NULL\n"));
+	    ("vfs_copyopt: caller passed 'opts' as NULL"));
 
 	TAILQ_FOREACH(opt, opts, link) {
 		if (strcmp(name, opt->name) == 0) {