diff --git a/arch/arm/soc/nxp_kinetis/k6x/Kconfig.defconfig.mk64f12 b/arch/arm/soc/nxp_kinetis/k6x/Kconfig.defconfig.mk64f12
index a38b9a5badf..2b0de6a6936 100644
--- a/arch/arm/soc/nxp_kinetis/k6x/Kconfig.defconfig.mk64f12
+++ b/arch/arm/soc/nxp_kinetis/k6x/Kconfig.defconfig.mk64f12
@@ -203,4 +203,11 @@ config ETH_KSDK_0
 
 endif # ETHERNET
 
+if RANDOM_GENERATOR
+
+config RANDOM_KSDK
+	def_bool y
+
+endif # RANDOM_GENERATOR
+
 endif # SOC_MK64F12