diff --git a/machine.c b/machine.c
index d48c2d6..ae8ff9c 100644
--- a/machine.c
+++ b/machine.c
@@ -250,7 +250,7 @@ __code const struct machine machine = {
 
 void machine_custom_init(void) { }
 
-#elif defined DEFAULT_8C_1SFP
+#elif defined MACHINE_DEFAULT_8C_1SFP
 __code const struct machine machine = {
 	.machine_name = "8+1 SFP Port Switch",
 	.isRTL8373 = 1,
diff --git a/machine.h b/machine.h
index bf5aa0a..954c66b 100644
--- a/machine.h
+++ b/machine.h
@@ -16,7 +16,7 @@
 // #define MACHINE_HG0402XG_V1_1
 // #define MACHINE_SWTGW218AS
 // #define MACHINE_HI_K0402WS
-// #define DEFAULT_8C_1SFP
+// #define MACHINE_DEFAULT_8C_1SFP
 
 typedef struct {
 	// GPIO pins for SDA/SCL