--- a/device_mapper/libdm-common.c
+++ b/device_mapper/libdm-common.c
@@ -619,7 +619,7 @@ static int _dm_task_set_name_from_path(s
 		/*
 		 * Found directly.
 		 * If supplied path points to same device as last component
-		 * under /dev/mapper, use that name directly.  
+		 * under /dev/mapper, use that name directly.
 		 */
 		if (dm_snprintf(buf, sizeof(buf), "%s/%s", _dm_dir, name) == -1) {
 			log_error("Couldn't create path for %s", name);
@@ -1371,7 +1371,7 @@ static int _set_dev_node_read_ahead(cons
 
 		if (current_read_ahead >= read_ahead) {
 			log_debug_activation("%s: retaining kernel read ahead of %" PRIu32
-				  " (requested %" PRIu32 ")",           
+				  " (requested %" PRIu32 ")",
 				  dev_name, current_read_ahead, read_ahead);
 			return 1;
 		}
@@ -2190,6 +2190,8 @@ int dm_mknodes(const char *name)
 {
 	struct dm_task *dmt;
 	int r = 0;
+	uint32_t cookie = 0;
+	uint16_t udev_flags = 0;
 
 	if (!(dmt = dm_task_create(DM_DEVICE_MKNODES)))
 		return_0;
@@ -2200,6 +2202,13 @@ int dm_mknodes(const char *name)
 	if (!dm_task_no_open_count(dmt))
 		goto out;
 
+	/* always disable library fallback */
+	udev_flags |= DM_UDEV_DISABLE_LIBRARY_FALLBACK;
+	r = dm_task_set_cookie(dmt, &cookie, udev_flags);
+	if (r == 0) {
+		goto out;
+	}
+
 	r = dm_task_run(dmt);
 
 out: