diff --git a/mongoose.c b/mongoose.c
index 8326cdce..8ab35e3e 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -24059,6 +24059,7 @@ struct ENET_Type {
       CHANNEL_TCSR[4], CHANNEL_TCCR[4];
 };
 
+#undef ENET
 #define ENET ((struct ENET_Type *) 0x40138000)
 
 #define ETH_PKT_SIZE 1536  // Max frame size
diff --git a/src/drivers/rw612.c b/src/drivers/rw612.c
index 8c80373a..af2b6dda 100644
--- a/src/drivers/rw612.c
+++ b/src/drivers/rw612.c
@@ -26,6 +26,7 @@ struct ENET_Type {
       CHANNEL_TCSR[4], CHANNEL_TCCR[4];
 };
 
+#undef ENET
 #define ENET ((struct ENET_Type *) 0x40138000)
 
 #define ETH_PKT_SIZE 1536  // Max frame size