diff --git a/kx-control-input-port-change-request.lv2/control-input-port-change-request.h b/kx-control-input-port-change-request.lv2/control-input-port-change-request.h
index 7d4fdcc..0549ac2 100644
--- a/kx-control-input-port-change-request.lv2/control-input-port-change-request.h
+++ b/kx-control-input-port-change-request.lv2/control-input-port-change-request.h
@@ -71,7 +71,7 @@ typedef struct _LV2_ControlInputPort_Change_Request {
      *
      * The plugin MUST call this function during run().
      */
-    LV2_ControlInputPort_Change_Status (*request_change)(LV2_ControlPortChangeRequest_Handle handle,
+    LV2_ControlInputPort_Change_Status (*request_change)(LV2_ControlInputPort_Change_Request_Handle handle,
                                                          uint32_t index,
                                                          float value);