--- src/tests/mtd-tests/flash_speed2.c	2023-10-12 17:22:58.990125732 +0300
+++ src/tests/mtd-tests/flash_speed.c	2023-10-12 17:23:58.558730681 +0300
@@ -540,13 +540,11 @@
 		 *scheduled more aggressively than the read thread.
 		 */
 		pthread_attr_init(&attr_write);
-		pthread_attr_setinheritsched(&attr_write, PTHREAD_EXPLICIT_SCHED);
 		pthread_attr_setschedpolicy(&attr_write, SCHED_FIFO);
 		param_write.sched_priority = 42;
 		pthread_attr_setschedparam(&attr_write, &param_write);
 
 		pthread_attr_init(&attr_read);
-		pthread_attr_setinheritsched(&attr_read, PTHREAD_EXPLICIT_SCHED);
 		pthread_attr_setschedpolicy(&attr_read, SCHED_FIFO);
 		param_read.sched_priority = 41;
 		pthread_attr_setschedparam(&attr_read, &param_read);