diff --git a/common/data/src/main/java/org/thingsboard/server/common/data/mobile/layout/MobilePage.java b/common/data/src/main/java/org/thingsboard/server/common/data/mobile/layout/MobilePage.java
index 2d1fa63881..4ab8388f8b 100644
--- a/common/data/src/main/java/org/thingsboard/server/common/data/mobile/layout/MobilePage.java
+++ b/common/data/src/main/java/org/thingsboard/server/common/data/mobile/layout/MobilePage.java
@@ -48,6 +48,7 @@ import java.io.Serializable;
 })
 public interface MobilePage extends Serializable {
 
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
     @JsonView(Views.Private.class)
     MobilePageType getType();
 
diff --git a/common/data/src/main/java/org/thingsboard/server/common/data/notification/rule/trigger/config/NotificationRuleTriggerConfig.java b/common/data/src/main/java/org/thingsboard/server/common/data/notification/rule/trigger/config/NotificationRuleTriggerConfig.java
index e6764fa8d0..a58b3d5eef 100644
--- a/common/data/src/main/java/org/thingsboard/server/common/data/notification/rule/trigger/config/NotificationRuleTriggerConfig.java
+++ b/common/data/src/main/java/org/thingsboard/server/common/data/notification/rule/trigger/config/NotificationRuleTriggerConfig.java
@@ -66,6 +66,7 @@ import java.io.Serializable;
 })
 public interface NotificationRuleTriggerConfig extends Serializable {
 
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
     NotificationRuleTriggerType getTriggerType();
 
     @JsonIgnore
diff --git a/common/data/src/main/java/org/thingsboard/server/common/data/sync/ie/EntityExportData.java b/common/data/src/main/java/org/thingsboard/server/common/data/sync/ie/EntityExportData.java
index 8b600eb8e2..7ca475f793 100644
--- a/common/data/src/main/java/org/thingsboard/server/common/data/sync/ie/EntityExportData.java
+++ b/common/data/src/main/java/org/thingsboard/server/common/data/sync/ie/EntityExportData.java
@@ -78,7 +78,7 @@ public class EntityExportData<E extends ExportableEntity<? extends EntityId>> {
     @Schema(implementation = ExportableEntity.class)
     private E entity;
     @JsonProperty(index = 1)
-    @Schema
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
     private EntityType entityType;
 
     @JsonProperty(index = 100)