diff --git a/boards/sim/sim/sim/configs/ostest/defconfig b/boards/sim/sim/sim/configs/ostest/defconfig
index ccd015c403..37312520c3 100644
--- a/boards/sim/sim/sim/configs/ostest/defconfig
+++ b/boards/sim/sim/sim/configs/ostest/defconfig
@@ -28,5 +28,5 @@ CONFIG_START_DAY=27
 CONFIG_START_MONTH=2
 CONFIG_START_YEAR=2007
 CONFIG_TESTING_OSTEST=y
-CONFIG_TESTING_OSTEST_LOOPS=100
+CONFIG_TESTING_OSTEST_LOOPS=5
 CONFIG_TESTING_OSTEST_POWEROFF=y