diff --git a/libraries/AP_HAL_SITL/RCInput.cpp b/libraries/AP_HAL_SITL/RCInput.cpp
index 9b7b228091..0f6bdaa684 100644
--- a/libraries/AP_HAL_SITL/RCInput.cpp
+++ b/libraries/AP_HAL_SITL/RCInput.cpp
@@ -9,7 +9,6 @@ extern const AP_HAL::HAL& hal;
 
 void RCInput::init()
 {
-    clear_overrides();
 }
 
 bool RCInput::new_input()
@@ -26,9 +25,6 @@ uint16_t RCInput::read(uint8_t ch)
     if (ch >= SITL_RC_INPUT_CHANNELS) {
         return 0;
     }
-    if (_override[ch]) {
-        return _override[ch];
-    }
     return _sitlState->pwm_input[ch];
 }
 
@@ -43,22 +39,4 @@ uint8_t RCInput::read(uint16_t* periods, uint8_t len)
     return len;
 }
 
-bool RCInput::set_override(uint8_t channel, int16_t override)
-{
-    if (override < 0) {
-        return false;  /* -1: no change. */
-    }
-    if (channel < SITL_RC_INPUT_CHANNELS) {
-        _override[channel] = static_cast<uint16_t>(override);
-        if (override != 0) {
-            return true;
-        }
-    }
-    return false;
-}
-
-void RCInput::clear_overrides()
-{
-    memset(_override, 0, sizeof(_override));
-}
 #endif
diff --git a/libraries/AP_HAL_SITL/RCInput.h b/libraries/AP_HAL_SITL/RCInput.h
index 8c2309fb63..21f8ae7099 100644
--- a/libraries/AP_HAL_SITL/RCInput.h
+++ b/libraries/AP_HAL_SITL/RCInput.h
@@ -18,14 +18,8 @@ public:
     uint16_t read(uint8_t ch) override;
     uint8_t read(uint16_t* periods, uint8_t len) override;
 
-    bool set_override(uint8_t channel, int16_t override) override;
-    void clear_overrides() override;
-
 private:
     SITL_State *_sitlState;
-
-    /* override state */
-    uint16_t _override[SITL_RC_INPUT_CHANNELS];
 };
 
 #endif