diff --git a/content/firmwareapi/pycom/machine/adc.md b/content/firmwareapi/pycom/machine/adc.md
index dff356e..c980e71 100644
--- a/content/firmwareapi/pycom/machine/adc.md
+++ b/content/firmwareapi/pycom/machine/adc.md
@@ -73,7 +73,7 @@ Connects the internal `1.1v` to external `GPIO`. It can only be connected to `P2
 
 >Note: The voltages will automatically be corrected by `adcchannel.voltage()`
 
-## ADCChannel - created upon initialisation of an ADC Channel
+## Class ADCChannel - created upon initialisation of an ADC Channel
 The following methods can be applied on the `adcchannel()` instance. ADC channels are created using the `ADC.channel(...)` method.