diff --git a/samples/synchronization/src/main.c b/samples/synchronization/src/main.c
index 8b3afb247ba98a7ced4e695f2a596468f1946a72..aeb65140a96d60dc62becdf2327d9860a4414af7 100644
--- a/samples/synchronization/src/main.c
+++ b/samples/synchronization/src/main.c
@@ -60,7 +60,7 @@ void helloLoop(const char *my_name,
 		}
 
 		/* wait a while, then let other thread have a turn */
-		k_msleep(SLEEPTIME);
+		/* k_msleep(SLEEPTIME); */
 		k_sem_give(other_sem);
 	}
 }