diff --git a/soc/arm/arm/mps2/Kconfig.soc b/soc/arm/arm/mps2/Kconfig.soc
index 3c0c5c1e07d..6a01c0d27fa 100644
--- a/soc/arm/arm/mps2/Kconfig.soc
+++ b/soc/arm/arm/mps2/Kconfig.soc
@@ -24,5 +24,6 @@ config SOC_MPS2_AN521_CPU1
 	bool "ARM Cortex-M33 SMM-SSE-200 on V2M-MPS2+ (AN521) CPU1"
 	select SOC_MPS2_AN521
 	select CPU_HAS_FPU
+	select ARMV8_M_DSP
 
 endchoice