diff --git a/boards/arm/stm32/nucleo-g431rb/configs/qenco/defconfig b/boards/arm/stm32/nucleo-g431rb/configs/qenco/defconfig
index 664feac15c6..4e03c01cc28 100644
--- a/boards/arm/stm32/nucleo-g431rb/configs/qenco/defconfig
+++ b/boards/arm/stm32/nucleo-g431rb/configs/qenco/defconfig
@@ -54,6 +54,4 @@ CONFIG_STM32_TIM2_QEPSC=0
 CONFIG_STM32_USART2=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_TASK_NAME_SIZE=0
-CONFIG_TESTING_OSTEST=y
-CONFIG_TESTING_OSTEST_STACKSIZE=1024
 CONFIG_USART2_SERIAL_CONSOLE=y