diff --git a/scst/src/dev_handlers/scst_vdisk.c b/scst/src/dev_handlers/scst_vdisk.c
index 1e242e515..712f4c9af 100644
--- a/scst/src/dev_handlers/scst_vdisk.c
+++ b/scst/src/dev_handlers/scst_vdisk.c
@@ -4240,7 +4240,7 @@ static ssize_t vdisk_sysfs_rd_only_show(struct kobject *kobj,
 
 	pos = sprintf(buf, "%d\n%s", virt_dev->rd_only ? 1 : 0,
 		(virt_dev->rd_only == DEF_RD_ONLY) ? "" :
-			SCST_SYSFS_KEY_MARK "");
+			SCST_SYSFS_KEY_MARK "\n");
 
 	TRACE_EXIT_RES(pos);
 	return pos;
@@ -4260,7 +4260,7 @@ static ssize_t vdisk_sysfs_wt_show(struct kobject *kobj,
 
 	pos = sprintf(buf, "%d\n%s", virt_dev->wt_flag ? 1 : 0,
 		(virt_dev->wt_flag == DEF_WRITE_THROUGH) ? "" :
-			SCST_SYSFS_KEY_MARK "");
+			SCST_SYSFS_KEY_MARK "\n");
 
 	TRACE_EXIT_RES(pos);
 	return pos;
@@ -4280,7 +4280,7 @@ static ssize_t vdisk_sysfs_tp_show(struct kobject *kobj,
 
 	pos = sprintf(buf, "%d\n%s", virt_dev->thin_provisioned ? 1 : 0,
 		(virt_dev->thin_provisioned == virt_dev->dev_thin_provisioned) ? "" :
-			SCST_SYSFS_KEY_MARK "");
+			SCST_SYSFS_KEY_MARK "\n");
 
 	TRACE_EXIT_RES(pos);
 	return pos;
@@ -4300,7 +4300,7 @@ static ssize_t vdisk_sysfs_nv_cache_show(struct kobject *kobj,
 
 	pos = sprintf(buf, "%d\n%s", virt_dev->nv_cache ? 1 : 0,
 		(virt_dev->nv_cache == DEF_NV_CACHE) ? "" :
-			SCST_SYSFS_KEY_MARK "");
+			SCST_SYSFS_KEY_MARK "\n");
 
 	TRACE_EXIT_RES(pos);
 	return pos;
@@ -4320,7 +4320,7 @@ static ssize_t vdisk_sysfs_o_direct_show(struct kobject *kobj,
 
 	pos = sprintf(buf, "%d\n%s", virt_dev->o_direct_flag ? 1 : 0,
 		(virt_dev->o_direct_flag == DEF_O_DIRECT) ? "" :
-			SCST_SYSFS_KEY_MARK "");
+			SCST_SYSFS_KEY_MARK "\n");
 
 	TRACE_EXIT_RES(pos);
 	return pos;