diff --git a/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesIntegrationTest.java
index 9c05f51b1f..5438a7f02b 100644
--- a/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesIntegrationTest.java
@@ -130,17 +130,12 @@ public abstract class AbstractCoapTimeseriesIntegrationTest extends AbstractCoap
         }
         assertNotNull(values);
 
+        if (withTs) {
+            assertTs(values, expectedKeys, 10000, 0);
+        }
         if (presenceFieldsTest) {
-            if (withTs) {
-                assertTsForExplicitProtoFieldValues(values, expectedKeys, 10000, 0);
-                assertExplicitProtoFieldValuesWithTs(values);
-            } else {
-                assertExplicitProtoFieldValues(values);
-            }
+            assertExplicitProtoFieldValues(values);
         } else {
-            if (withTs) {
-                assertTs(values, expectedKeys, 10000, 0);
-            }
             assertValues(values, 0);
         }
     }
@@ -208,14 +203,4 @@ public abstract class AbstractCoapTimeseriesIntegrationTest extends AbstractCoap
         }
     }
 
-    private void assertExplicitProtoFieldValuesWithTs(Map<String, List<Map<String, Object>>> deviceValues) {
-        assertEquals(1, deviceValues.size());
-        List<Map<String, Object>> tsKv = deviceValues.get("key5");
-        assertEquals("{\"someArray\":[1,2,3],\"someNestedObject\":{\"key\":\"value\"}}", tsKv.get(0).get("value"));
-    }
-
-    private void assertTsForExplicitProtoFieldValues(Map<String, List<Map<String, Object>>> deviceValues, List<String> expectedKeys, int ts, int arrayIndex) {
-        assertEquals(ts, deviceValues.get(expectedKeys.get(0)).get(arrayIndex).get("ts"));
-    }
-
 }
diff --git a/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesProtoIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesProtoIntegrationTest.java
index 8c88668529..8e045de317 100644
--- a/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesProtoIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/coap/telemetry/timeseries/AbstractCoapTimeseriesProtoIntegrationTest.java
@@ -274,7 +274,6 @@ public abstract class AbstractCoapTimeseriesProtoIntegrationTest extends Abstrac
         assertNotNull(valuesDescriptor);
 
         DynamicMessage valuesMsg = valuesBuilder
-                .setField(valuesDescriptor.findFieldByName("key4"), 0)
                 .setField(valuesDescriptor.findFieldByName("key5"), jsonObject)
                 .build();
 
@@ -286,7 +285,7 @@ public abstract class AbstractCoapTimeseriesProtoIntegrationTest extends Abstrac
                 .setField(postTelemetryMsgDescriptor.findFieldByName("values"), valuesMsg)
                 .build();
 
-        processTestPostTelemetry(postTelemetryMsg.toByteArray(), Collections.singletonList("key5"), true, true);
+        processTestPostTelemetry(postTelemetryMsg.toByteArray(), Arrays.asList("key1", "key2", "key3", "key4", "key5"), true, true);
     }
 
 }
diff --git a/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesIntegrationTest.java
index 20a37f5674..4bd8977abc 100644
--- a/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesIntegrationTest.java
@@ -161,17 +161,12 @@ public abstract class AbstractMqttTimeseriesIntegrationTest extends AbstractMqtt
         }
         assertNotNull(values);
 
+        if (withTs) {
+            assertTs(values, expectedKeys, 10000, 0);
+        }
         if (presenceFieldsTest) {
-            if (withTs) {
-                assertTsForExplicitProtoFieldValues(values, expectedKeys, 10000, 0);
-                assertExplicitProtoFieldValuesWithTs(values);
-            } else {
-                assertExplicitProtoFieldValues(values);
-            }
+            assertExplicitProtoFieldValues(values);
         } else {
-            if (withTs) {
-                assertTs(values, expectedKeys, 10000, 0);
-            }
             assertValues(values, 0);
         }
     }
@@ -292,16 +287,6 @@ public abstract class AbstractMqttTimeseriesIntegrationTest extends AbstractMqtt
         }
     }
 
-    private void assertExplicitProtoFieldValuesWithTs(Map<String, List<Map<String, Object>>> deviceValues) {
-        assertEquals(1, deviceValues.size());
-        List<Map<String, Object>> tsKv = deviceValues.get("key5");
-        assertEquals("{\"someArray\":[1,2,3],\"someNestedObject\":{\"key\":\"value\"}}", tsKv.get(0).get("value"));
-    }
-
-    private void assertTsForExplicitProtoFieldValues(Map<String, List<Map<String, Object>>> deviceValues, List<String> expectedKeys, int ts, int arrayIndex) {
-        assertEquals(ts, deviceValues.get(expectedKeys.get(0)).get(arrayIndex).get("ts"));
-    }
-
     private void assertTs(Map<String, List<Map<String, Object>>> deviceValues, List<String> expectedKeys, int ts, int arrayIndex) {
         assertEquals(ts, deviceValues.get(expectedKeys.get(0)).get(arrayIndex).get("ts"));
         assertEquals(ts, deviceValues.get(expectedKeys.get(1)).get(arrayIndex).get("ts"));
diff --git a/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesProtoIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesProtoIntegrationTest.java
index 395a7036a6..2d9e041eb1 100644
--- a/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesProtoIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/mqtt/telemetry/timeseries/AbstractMqttTimeseriesProtoIntegrationTest.java
@@ -268,7 +268,6 @@ public abstract class AbstractMqttTimeseriesProtoIntegrationTest extends Abstrac
         assertNotNull(valuesDescriptor);
 
         DynamicMessage valuesMsg = valuesBuilder
-                .setField(valuesDescriptor.findFieldByName("key4"), 0)
                 .setField(valuesDescriptor.findFieldByName("key5"), jsonObject)
                 .build();
 
@@ -280,7 +279,7 @@ public abstract class AbstractMqttTimeseriesProtoIntegrationTest extends Abstrac
                 .setField(postTelemetryMsgDescriptor.findFieldByName("values"), valuesMsg)
                 .build();
 
-        processTelemetryTest(POST_DATA_TELEMETRY_TOPIC, Collections.singletonList("key5"), postTelemetryMsg.toByteArray(), true, true);
+        processTelemetryTest(POST_DATA_TELEMETRY_TOPIC, Arrays.asList("key1", "key2", "key3", "key4", "key5"), postTelemetryMsg.toByteArray(), true, true);
     }
 
     @Test
diff --git a/common/transport/coap/src/main/java/org/thingsboard/server/transport/coap/adaptors/ProtoCoapAdaptor.java b/common/transport/coap/src/main/java/org/thingsboard/server/transport/coap/adaptors/ProtoCoapAdaptor.java
index 20e72fb023..3f3a67ff3c 100644
--- a/common/transport/coap/src/main/java/org/thingsboard/server/transport/coap/adaptors/ProtoCoapAdaptor.java
+++ b/common/transport/coap/src/main/java/org/thingsboard/server/transport/coap/adaptors/ProtoCoapAdaptor.java
@@ -159,7 +159,7 @@ public class ProtoCoapAdaptor implements CoapTransportAdaptor {
 
     private String dynamicMsgToJson(byte[] bytes, Descriptors.Descriptor descriptor) throws InvalidProtocolBufferException {
         DynamicMessage dynamicMessage = DynamicMessage.parseFrom(descriptor, bytes);
-        return JsonFormat.printer().print(dynamicMessage);
+        return JsonFormat.printer().includingDefaultValueFields().print(dynamicMessage);
     }
 
 }
diff --git a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/adaptors/ProtoMqttAdaptor.java b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/adaptors/ProtoMqttAdaptor.java
index da7aaab4f6..a007c73a5a 100644
--- a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/adaptors/ProtoMqttAdaptor.java
+++ b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/adaptors/ProtoMqttAdaptor.java
@@ -223,7 +223,7 @@ public class ProtoMqttAdaptor implements MqttTransportAdaptor {
 
     private String dynamicMsgToJson(byte[] bytes, Descriptors.Descriptor descriptor) throws InvalidProtocolBufferException {
         DynamicMessage dynamicMessage = DynamicMessage.parseFrom(descriptor, bytes);
-        return JsonFormat.printer().print(dynamicMessage);
+        return JsonFormat.printer().includingDefaultValueFields().print(dynamicMessage);
     }
 
 }