diff --git a/src/hooks/roofcover/useMovementSetting.js b/src/hooks/roofcover/useMovementSetting.js
index 1c128133..fdde7314 100644
--- a/src/hooks/roofcover/useMovementSetting.js
+++ b/src/hooks/roofcover/useMovementSetting.js
@@ -74,6 +74,7 @@ export function useMovementSetting(id) {
     outerLines.forEach((line) => {
       line.set({ stroke: 'black' })
     })
+    clearRef()
     if (!currentObject) {
       return
     }
@@ -85,6 +86,21 @@ export function useMovementSetting(id) {
     canvas.renderAll()
   }, [currentObject])
 
+  const clearRef = () => {
+    if (type === TYPE.FLOW_LINE) {
+      FLOW_LINE_REF.DOWN_LEFT_INPUT_REF.current.value = ''
+      FLOW_LINE_REF.UP_RIGHT_INPUT_REF.current.value = ''
+      FLOW_LINE_REF.DOWN_LEFT_RADIO_REF.current.checked = false
+      FLOW_LINE_REF.UP_RIGHT_RADIO_REF.current.checked = false
+    }
+    if (type === TYPE.UP_DOWN) {
+      UP_DOWN_REF.UP_INPUT_REF.current.value = ''
+      UP_DOWN_REF.DOWN_INPUT_REF.current.value = ''
+      UP_DOWN_REF.UP_RADIO_REF.current.checked = false
+      UP_DOWN_REF.DOWN_RADIO_REF.current.checked = false
+    }
+  }
+
   const mouseMoveEvent = (e) => {
     if (typeRef.current === TYPE.FLOW_LINE) {
       flowLineEvent(e)