diff --git a/iopaint/api.py b/iopaint/api.py
index eae429e..bd924fd 100644
--- a/iopaint/api.py
+++ b/iopaint/api.py
@@ -299,9 +299,7 @@ class Api:
 
     def api_adjust_mask(self, req: AdjustMaskRequest):
         mask, _, _ = decode_base64_to_image(req.mask, gray=True)
-        cv2.imwrite("tmp_adjust_mask_input.png", mask)
         mask = adjust_mask(mask, req.kernel_size, req.operate)
-        cv2.imwrite("tmp_adjust_mask.png", mask)
         return Response(content=numpy_to_bytes(mask, "png"), media_type="image/png")
 
     def launch(self):
diff --git a/web_app/src/lib/states.ts b/web_app/src/lib/states.ts
index d2fd603..6a9ad6a 100644
--- a/web_app/src/lib/states.ts
+++ b/web_app/src/lib/states.ts
@@ -488,6 +488,12 @@ export const useStore = createWithEqualityFn<AppState & AppAction>()(
           [maskLineGroup],
           maskImages
         )
+        if (useLastLineGroup) {
+          const temporaryMask = await canvasToImage(maskCanvas)
+          set((state) => {
+            state.editorState.temporaryMasks = castDraft([temporaryMask])
+          })
+        }
 
         try {
           const res = await inpaint(
@@ -525,6 +531,7 @@ export const useStore = createWithEqualityFn<AppState & AppAction>()(
         get().resetRedoState()
         set((state) => {
           state.isInpainting = false
+          state.editorState.temporaryMasks = []
         })
       },