diff --git a/boards/arm/tiva/lm3s6965-ek/configs/qemu-flat/defconfig b/boards/arm/tiva/lm3s6965-ek/configs/qemu-flat/defconfig
index b310b74e1d..ac37c0cf33 100644
--- a/boards/arm/tiva/lm3s6965-ek/configs/qemu-flat/defconfig
+++ b/boards/arm/tiva/lm3s6965-ek/configs/qemu-flat/defconfig
@@ -83,6 +83,7 @@ CONFIG_SDCLONE_DISABLE=y
 CONFIG_SIG_DEFAULT=y
 CONFIG_SIG_PIPE=11
 CONFIG_SPI=y
+CONFIG_STACK_COLORATION=y
 CONFIG_START_DAY=8
 CONFIG_START_MONTH=5
 CONFIG_START_YEAR=2010
@@ -92,7 +93,8 @@ CONFIG_SYSTEM_NETDB=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_SYSTEM_NTPC=y
 CONFIG_SYSTEM_PING=y
-CONFIG_TASK_NAME_SIZE=0
+CONFIG_TASK_NAME_SIZE=24
+CONFIG_TESTING_OSTEST=y
 CONFIG_TIVA_ETHERNET=y
 CONFIG_TIVA_GPIOA_IRQS=y
 CONFIG_TIVA_GPIOB_IRQS=y