diff --git a/soc/arm/nordic_nrf/Kconfig.defconfig b/soc/arm/nordic_nrf/Kconfig.defconfig
index 4bf47484855..b7650cb2e50 100644
--- a/soc/arm/nordic_nrf/Kconfig.defconfig
+++ b/soc/arm/nordic_nrf/Kconfig.defconfig
@@ -33,4 +33,11 @@ config SOC_FLASH_NRF
 
 endif # FLASH
 
+if ENTROPY_GENERATOR
+
+config ENTROPY_NRF5_RNG
+	default y
+
+endif # ENTROPY_GENERATOR
+
 endif # SOC_FAMILY_NRF