diff --git a/libraries/AP_OSD/AP_OSD.h b/libraries/AP_OSD/AP_OSD.h
index 82ac968161..674d616bc4 100644
--- a/libraries/AP_OSD/AP_OSD.h
+++ b/libraries/AP_OSD/AP_OSD.h
@@ -349,8 +349,10 @@ public:
 
     static const ParamMetadata _param_metadata[];
 
+#if HAL_GCS_ENABLED
     AP_OSD_ParamSetting(uint8_t param_number, bool enabled, uint8_t x, uint8_t y, int16_t key, int8_t idx, int32_t group,
         int8_t type = OSD_PARAM_NONE, float min = 0.0f, float max = 1.0f, float incr = 0.001f);
+#endif
     AP_OSD_ParamSetting(uint8_t param_number);
     AP_OSD_ParamSetting(const Initializer& initializer);