diff --git a/config/generic-duet3-mini.cfg b/config/generic-duet3-mini.cfg
index 95cfb33f..732c1ae3 100644
--- a/config/generic-duet3-mini.cfg
+++ b/config/generic-duet3-mini.cfg
@@ -156,6 +156,6 @@ aliases:
     # EXP2 header
     EXP2_1=PC15,  EXP2_3=PD1,  EXP2_5=PC11, EXP2_7=PD12,        EXP2_9=<GND>,
     EXP2_2=PC13, EXP2_4=PC14, EXP2_6=PC12, EXP2_8=<RESET_EXT>, EXP2_10=<NC>
-    # Pins EXP2_1, EXP2_6, EXP2_2 are also MISO, MOSI, SCK of bus "spi2"
+    # Pins EXP2_1, EXP2_6, EXP2_2 are also MISO, MOSI, SCK of spi bus "sercom7"
 
 # See the sample-lcd.cfg file for definitions of common LCD displays.