diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintViewModel.java b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintViewModel.java
index 2947804..ca574e7 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintViewModel.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintViewModel.java
@@ -45,10 +45,6 @@
         return this.mStrokes;
     }
 
-    public LiveData<Integer> getStrokeNo() {
-        return this.mStrokeNo;
-    }
-
     public LiveData<Integer> getPageNo() {
         return this.mCurPageNo;
     }
@@ -65,6 +61,7 @@
         paintModelContainer.getPaintConnectionModel().init(acanthus);
         paintModelContainer.getInvitesConnectionModel().init(acanthus);
 
+        mStrokeNo.setValue(0);
         mStrokes.setValue(new ArrayList<>());
         mStrokes.getValue().add(new Stroke());