diff --git a/include/knob.h b/include/knob.h
index 7d32f76b08..8b186639f9 100644
--- a/include/knob.h
+++ b/include/knob.h
@@ -53,7 +53,7 @@ class textFloat;
 
 enum knobTypes
 {
-	knobDark_28, knobBright_26, knobSmall_17
+	knobDark_28, knobBright_26, knobSmall_17, knobGreen_17
 } ;