diff --git a/Filtered-Stream/FilteredStreamDemo.java b/Filtered-Stream/FilteredStreamDemo.java
index ea23fb1..629a941 100644
--- a/Filtered-Stream/FilteredStreamDemo.java
+++ b/Filtered-Stream/FilteredStreamDemo.java
@@ -89,7 +89,7 @@ private static void createRules(String bearerToken, Map<String, String> rules) t
     HttpPost httpPost = new HttpPost(uriBuilder.build());
     httpPost.setHeader("Authorization", String.format("Bearer %s", bearerToken));
     httpPost.setHeader("content-type", "application/json");
-    StringEntity body = new StringEntity(getFormattedString("{\"add\": [%s]}", rules));
+    StringEntity body = new StringEntity(getFormattedString("{\"add\": [%s]}", rules),  "UTF-8");
     httpPost.setEntity(body);
     HttpResponse response = httpClient.execute(httpPost);
     HttpEntity entity = response.getEntity();