diff --git a/interface/wx/spinctrl.h b/interface/wx/spinctrl.h
index 44ed624a7c..792e0b223d 100644
--- a/interface/wx/spinctrl.h
+++ b/interface/wx/spinctrl.h
@@ -308,6 +308,8 @@ public:
 
     /**
         Sets the increment value.
+        @note You may also need to increase the number of visible digits
+        using SetDigits
     */
     void SetIncrement(double inc);