diff --git a/Makefile b/Makefile
index b810a5f..d4b6245 100644
--- a/Makefile
+++ b/Makefile
@@ -99,6 +99,8 @@
   override FIRMWARE_ARCH := x86
 else ifeq (${FIRMWARE_ARCH},amd64)
   override FIRMWARE_ARCH := x86_64
+else ifeq (${FIRMWARE_ARCH},armv7)
+  override FIRMWARE_ARCH := arm
 endif
 
 # Provide default CC and CFLAGS for firmware builds; if you have any -D flags,