diff --git a/sbin/nvmecontrol/ns.c b/sbin/nvmecontrol/ns.c
index 27f622162c7..70392af1911 100644
--- a/sbin/nvmecontrol/ns.c
+++ b/sbin/nvmecontrol/ns.c
@@ -647,7 +647,7 @@ nsdelete(const struct cmd *f, int argc, char *argv[])
 		open_dev(path, &fd, 1, 1);
 	} else if (delete_opt.nsid == NONE - 1) {
 		close(fd);
-		fprintf(stderr, "No NSID specified");
+		fprintf(stderr, "No NSID specified\n");
 		arg_help(argc, argv, f);
 	}
 	if (delete_opt.nsid != NONE - 1)
@@ -713,7 +713,7 @@ nsattach(const struct cmd *f, int argc, char *argv[])
 		open_dev(path, &fd, 1, 1);
 	} else if (attach_opt.nsid == NONE) {
 		close(fd);
-		fprintf(stderr, "No NSID specified");
+		fprintf(stderr, "No NSID specified\n");
 		arg_help(argc, argv, f);
 	}
 	if (attach_opt.nsid != NONE)
@@ -783,7 +783,7 @@ nsdetach(const struct cmd *f, int argc, char *argv[])
 		open_dev(path, &fd, 1, 1);
 	} else if (detach_opt.nsid == NONE) {
 		close(fd);
-		fprintf(stderr, "No NSID specified");
+		fprintf(stderr, "No NSID specified\n");
 		arg_help(argc, argv, f);
 	}
 	if (detach_opt.nsid != NONE)
@@ -860,7 +860,7 @@ nsattached(const struct cmd *f, int argc, char *argv[])
 		open_dev(path, &fd, 1, 1);
 	} else if (attached_opt.nsid == NONE) {
 		close(fd);
-		fprintf(stderr, "No NSID specified");
+		fprintf(stderr, "No NSID specified\n");
 		arg_help(argc, argv, f);
 	}
 	if (attached_opt.nsid != NONE)
@@ -913,7 +913,7 @@ nsidentify(const struct cmd *f, int argc, char *argv[])
 		open_dev(path, &fd, 1, 1);
 	} else if (identify_opt.nsid == NONE) {
 		close(fd);
-		fprintf(stderr, "No NSID specified");
+		fprintf(stderr, "No NSID specified\n");
 		arg_help(argc, argv, f);
 	}
 	if (identify_opt.nsid != NONE)