diff --git a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
index fd2b837..034be15 100644
--- a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
+++ b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
@@ -3,6 +3,7 @@
 
 import android.graphics.Bitmap;
 
+import org.ntlab.irisclient.models.DrawingState;
 import org.ntlab.irisclient.resources.DrawingRest;
 import org.ntlab.irisclient.resources.RoomsRest;
 
@@ -32,7 +33,7 @@
     private String nickName;
 
     //フィールド
-    public DrawingStateViewModel(MutableLiveData<Integer> drawingStateMutableLiveData) {
+    public DrawingStateViewModel(MutableLiveData<Integer> stateMutableLiveData) {
         this.retrofit = new Retrofit.Builder()
                 .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/iris/")
                 .addConverterFactory(JacksonConverterFactory.create())