diff --git a/arch/arm/src/common/Toolchain.defs b/arch/arm/src/common/Toolchain.defs
index 34eaf1c34b..96892ca6fb 100644
--- a/arch/arm/src/common/Toolchain.defs
+++ b/arch/arm/src/common/Toolchain.defs
@@ -285,7 +285,7 @@ else
   ZEABI := gnueabi
 endif
 
-ZIGFLAGS = -target $(ZARCH)-freestanding-$(ZEABI)
+ZIGFLAGS = -target $(ZARCH)-freestanding-$(ZEABI) $(ZARCHCPUFLAGS)
 
 # Optimization of unused sections