diff --git a/store2store/src/androidTest/java/com/playmoweb/store2store/service/AbstractServiceGetUnitTest.java b/store2store/src/androidTest/java/com/playmoweb/store2store/service/AbstractServiceGetUnitTest.java
index 3544453..a00ea67 100644
--- a/store2store/src/androidTest/java/com/playmoweb/store2store/service/AbstractServiceGetUnitTest.java
+++ b/store2store/src/androidTest/java/com/playmoweb/store2store/service/AbstractServiceGetUnitTest.java
@@ -36,6 +36,6 @@ public void after() {
 
     @Test
     public void getOne() throws Exception {
-        
+
     }
 }
diff --git a/store2store/src/main/java/com/playmoweb/store2store/utils/Filter.java b/store2store/src/main/java/com/playmoweb/store2store/utils/Filter.java
index 1bde56e..fda7aa4 100644
--- a/store2store/src/main/java/com/playmoweb/store2store/utils/Filter.java
+++ b/store2store/src/main/java/com/playmoweb/store2store/utils/Filter.java
@@ -23,8 +23,9 @@ public Filter(String key, int value) {
         add(key, FilterType.EQUAL, String.valueOf(value));
     }
 
-    public void add(String key, FilterType type, String value) {
+    public Filter add(String key, FilterType type, String value) {
         this.put(key, new KeyValuePair(type, value));
+        return this;
     }
 
     /**