diff --git a/app/src/main/java/com/example/citrusclient/rest/FavoritesRest.java b/app/src/main/java/com/example/citrusclient/rest/FavoritesRest.java
index 0e3dd95..4848018 100644
--- a/app/src/main/java/com/example/citrusclient/rest/FavoritesRest.java
+++ b/app/src/main/java/com/example/citrusclient/rest/FavoritesRest.java
@@ -50,7 +50,6 @@
     );
 
     //主{account_id}のある本{book_id}を他の人{other_account_id}がいいねを解除する
-    @FormUrlEncoded
     @DELETE("accounts/{account_id}/books/{book_id}/favorited/{other_account_id}")
     Call<Void> removeFavorite(
             @Path("account_id") String accountId,