diff --git a/libraries/AP_HAL_ChibiOS/AnalogIn.h b/libraries/AP_HAL_ChibiOS/AnalogIn.h
index 771a0e6b57..d218f1f5ea 100644
--- a/libraries/AP_HAL_ChibiOS/AnalogIn.h
+++ b/libraries/AP_HAL_ChibiOS/AnalogIn.h
@@ -36,8 +36,6 @@ public:
     float voltage_average() override;
     float voltage_latest() override;
     float voltage_average_ratiometric() override;
-    void set_stop_pin(uint8_t p) override {}
-    void set_settle_time(uint16_t settle_time_ms) override {}
 
 private:
     // what value it has