diff --git a/app/src/main/java/com/example/citrusclient/viewmodels/FavoritesViewModel.java b/app/src/main/java/com/example/citrusclient/viewmodels/FavoritesViewModel.java
new file mode 100644
index 0000000..bd53028
--- /dev/null
+++ b/app/src/main/java/com/example/citrusclient/viewmodels/FavoritesViewModel.java
@@ -0,0 +1,20 @@
+package com.example.citrusclient.viewmodels;
+
+import com.example.citrusclient.rest.FavoritesRest;
+
+import androidx.lifecycle.ViewModel;
+import retrofit2.Retrofit;
+import retrofit2.converter.jackson.JacksonConverterFactory;
+
+public class FavoritesViewModel extends ViewModel {
+    private final Retrofit retrofit;
+    private final FavoritesRest favoritesRest;
+
+    public FavoritesViewModel(){
+        this.retrofit = new Retrofit.Builder()
+                .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/citrus/")
+                .addConverterFactory(JacksonConverterFactory.create())
+                .build();
+        this.favoritesRest = retrofit.create(FavoritesRest.class);
+    }
+}