diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 916ad35623e94d..650441dbfa01cd 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -2273,7 +2273,9 @@ getsockaddrarg(PySocketSockObject *s, PyObject *args,
         switch (s->sock_proto) {
 #ifdef CAN_RAW
         case CAN_RAW:
+        #ifdef CAN_BCM
             _Py_FALLTHROUGH;
+        #endif
 #endif
 #ifdef CAN_BCM
         case CAN_BCM: