diff --git a/soc/arm/ambiq/Kconfig.defconfig b/soc/arm/ambiq/Kconfig.defconfig
index bbf406f5b59..b3102f50375 100644
--- a/soc/arm/ambiq/Kconfig.defconfig
+++ b/soc/arm/ambiq/Kconfig.defconfig
@@ -3,3 +3,9 @@
 # Copyright (c) 2023 Antmicro <www.antmicro.com>
 
 source "soc/arm/ambiq/*/Kconfig.defconfig.series"
+
+config CORTEX_M_SYSTICK
+	default n if AMBIQ_STIMER_TIMER
+
+config SYS_CLOCK_HW_CYCLES_PER_SEC
+	default 32768 if AMBIQ_STIMER_TIMER