diff --git a/app/src/main/java/org/ntlab/acanthus_client/resources/gallery/GalleryRest.java b/app/src/main/java/org/ntlab/acanthus_client/resources/gallery/GalleryRest.java
index 1137284..e32ae45 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/resources/gallery/GalleryRest.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/resources/gallery/GalleryRest.java
@@ -6,6 +6,7 @@
 
 import retrofit2.Call;
 import retrofit2.http.Field;
+import retrofit2.http.FormUrlEncoded;
 import retrofit2.http.GET;
 import retrofit2.http.POST;
 import retrofit2.http.Path;
@@ -18,11 +19,12 @@
     Call<Collection<AnimationJson>> getGallery();
 
     //作品の更新
+    @FormUrlEncoded
     @POST("gallery")
     Call<Integer> createAnimation(
-            @Field("name")String animationName,
-            @Field("token")String token,
-            @Field("uid")String uid
+            @Field("name") String animationName,
+            @Field("token") String token,
+            @Field("uid") Integer uid
     );
 
     //特定の作品の表示