diff --git a/libraries/AP_HAL_Empty/AnalogIn.cpp b/libraries/AP_HAL_Empty/AnalogIn.cpp
index d2e66797f9..a2bb0e042b 100644
--- a/libraries/AP_HAL_Empty/AnalogIn.cpp
+++ b/libraries/AP_HAL_Empty/AnalogIn.cpp
@@ -25,12 +25,6 @@ float AnalogSource::read_latest() {
 void AnalogSource::set_pin(uint8_t p)
 {}
 
-void AnalogSource::set_stop_pin(uint8_t p)
-{}
-
-void AnalogSource::set_settle_time(uint16_t settle_time_ms)
-{}
-
 AnalogIn::AnalogIn()
 {}
 
diff --git a/libraries/AP_HAL_Empty/AnalogIn.h b/libraries/AP_HAL_Empty/AnalogIn.h
index fdcd990845..22dcb37c17 100644
--- a/libraries/AP_HAL_Empty/AnalogIn.h
+++ b/libraries/AP_HAL_Empty/AnalogIn.h
@@ -8,8 +8,6 @@ public:
     float read_average() override;
     float read_latest() override;
     void set_pin(uint8_t p) override;
-    void set_stop_pin(uint8_t p) override;
-    void set_settle_time(uint16_t settle_time_ms) override;
     float voltage_average() override;
     float voltage_latest() override;
     float voltage_average_ratiometric() override { return voltage_average(); }