diff --git a/src/v2i-hub/TelematicBridgePlugin/src/TelematicUnit.cpp b/src/v2i-hub/TelematicBridgePlugin/src/TelematicUnit.cpp
index e99029b53..948b9f017 100644
--- a/src/v2i-hub/TelematicBridgePlugin/src/TelematicUnit.cpp
+++ b/src/v2i-hub/TelematicBridgePlugin/src/TelematicUnit.cpp
@@ -219,7 +219,7 @@ namespace TelematicBridge
         message[TESTING_TYPE_KEY] = testingType;
         message[EVENT_NAME_KEY] = eventName;
         message[TIMESTAMP_KEY] = duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
-        Json::Value topics;
+        Json::Value topics = Json::arrayValue;
         for (const auto &topic : availableTopicList)
         {
             if (!boost::icontains(excludedTopics, topic))
diff --git a/src/v2i-hub/TelematicBridgePlugin/test/test_TelematicUnit.cpp b/src/v2i-hub/TelematicBridgePlugin/test/test_TelematicUnit.cpp
index 9a81427b4..c1fbdae50 100644
--- a/src/v2i-hub/TelematicBridgePlugin/test/test_TelematicUnit.cpp
+++ b/src/v2i-hub/TelematicBridgePlugin/test/test_TelematicUnit.cpp
@@ -43,6 +43,10 @@ namespace TelematicBridge
         auto reply = TelematicUnit::constructAvailableTopicsReplyString(unit, eventLocation, testingType, eventName, topics, excluded_topic);
         auto json = TelematicUnit::parseJson(reply);
         ASSERT_EQ("test_topic", json["topics"][0]["name"].asString());
+
+        reply = TelematicUnit::constructAvailableTopicsReplyString(unit, eventLocation, testingType, eventName, {}, excluded_topic);
+        json = TelematicUnit::parseJson(reply);
+        ASSERT_EQ(1, json["topics"].isArray());
     }
 
     TEST_F(test_TelematicUnit, constructPublishedDataString)