diff --git a/libraries/AP_HAL_SITL/RCInput.cpp b/libraries/AP_HAL_SITL/RCInput.cpp
index 0639d210ac..9b7b228091 100644
--- a/libraries/AP_HAL_SITL/RCInput.cpp
+++ b/libraries/AP_HAL_SITL/RCInput.cpp
@@ -43,18 +43,6 @@ uint8_t RCInput::read(uint16_t* periods, uint8_t len)
     return len;
 }
 
-bool RCInput::set_overrides(int16_t *overrides, uint8_t len)
-{
-    bool res = false;
-    if (len > SITL_RC_INPUT_CHANNELS) {
-        len = SITL_RC_INPUT_CHANNELS;
-    }
-    for (uint8_t i = 0; i < len; i++) {
-        res |= set_override(i, overrides[i]);
-    }
-    return res;
-}
-
 bool RCInput::set_override(uint8_t channel, int16_t override)
 {
     if (override < 0) {
diff --git a/libraries/AP_HAL_SITL/RCInput.h b/libraries/AP_HAL_SITL/RCInput.h
index f18f9790a9..8c2309fb63 100644
--- a/libraries/AP_HAL_SITL/RCInput.h
+++ b/libraries/AP_HAL_SITL/RCInput.h
@@ -18,7 +18,6 @@ public:
     uint16_t read(uint8_t ch) override;
     uint8_t read(uint16_t* periods, uint8_t len) override;
 
-    bool set_overrides(int16_t *overrides, uint8_t len) override;
     bool set_override(uint8_t channel, int16_t override) override;
     void clear_overrides() override;