diff --git a/hermit/drivers/net/mmnif.h b/hermit/drivers/net/mmnif.h
index 402f66d06..5ce897db4 100644
--- a/hermit/drivers/net/mmnif.h
+++ b/hermit/drivers/net/mmnif.h
@@ -41,7 +41,11 @@
 
 #define AF_MMNIF_NET				0x42
 
+#if 0
 #define MMNIF_AUTOACTIVATE_FAST_SOCKETS		LWIP_SOCKET
+#else
+#define MMNIF_AUTOACTIVATE_FAST_SOCKETS		0
+#endif
 
 #if MMNIF_AUTOACTIVATE_FAST_SOCKETS