diff --git a/server/src/main/java/edp/davinci/dto/dashboardDto/DashboardCreate.java b/server/src/main/java/edp/davinci/dto/dashboardDto/DashboardCreate.java
index 272b0f736..e716e3d7b 100644
--- a/server/src/main/java/edp/davinci/dto/dashboardDto/DashboardCreate.java
+++ b/server/src/main/java/edp/davinci/dto/dashboardDto/DashboardCreate.java
@@ -37,8 +37,8 @@ public class DashboardCreate {
     @Min(value = 1L, message = "Invalid dashboard portal id")
     private Long dashboardPortalId;
 
-    @Min(value = (short) 0, message = "Invalid dashboard type")
-    @Max(value = (short) 1, message = "Invalid dashboard type")
+    @Min(value = 0, message = "Invalid dashboard type")
+    @Max(value = 1, message = "Invalid dashboard type")
     private Short type = 0;
 
     private Integer index = 0;
diff --git a/server/src/main/java/edp/davinci/dto/roleDto/RelRoleProjectDto.java b/server/src/main/java/edp/davinci/dto/roleDto/RelRoleProjectDto.java
index 1ca41160a..d410ea56a 100644
--- a/server/src/main/java/edp/davinci/dto/roleDto/RelRoleProjectDto.java
+++ b/server/src/main/java/edp/davinci/dto/roleDto/RelRoleProjectDto.java
@@ -29,24 +29,24 @@
 @NotNull
 public class RelRoleProjectDto {
 
-    @Min(value = (short) 0, message = "Invalid source permission")
-    @Max(value = (short) 3, message = "Invalid source permission")
+    @Min(value = 0, message = "Invalid source permission")
+    @Max(value = 3, message = "Invalid source permission")
     private Short sourcePermission = 1;
 
-    @Min(value = (short) 0, message = "Invalid view permission")
-    @Max(value = (short) 3, message = "Invalid view permission")
+    @Min(value = 0, message = "Invalid view permission")
+    @Max(value = 3, message = "Invalid view permission")
     private Short viewPermission = 1;
 
-    @Min(value = (short) 0, message = "Invalid widget permission")
-    @Max(value = (short) 3, message = "Invalid widget permission")
+    @Min(value = 0, message = "Invalid widget permission")
+    @Max(value = 3, message = "Invalid widget permission")
     private Short widgetPermission = 1;
 
-    @Min(value = (short) 0, message = "Invalid viz permission")
-    @Max(value = (short) 3, message = "Invalid viz permission")
+    @Min(value = 0, message = "Invalid viz permission")
+    @Max(value = 3, message = "Invalid viz permission")
     private Short vizPermission = 1;
 
-    @Min(value = (short) 0, message = "Invalid schedule permission")
-    @Max(value = (short) 3, message = "Invalid schedule permission")
+    @Min(value = 0, message = "Invalid schedule permission")
+    @Max(value = 3, message = "Invalid schedule permission")
     private Short schedulePermission = 1;
 
     private Boolean sharePermission = false;
diff --git a/server/src/main/java/edp/davinci/dto/sourceDto/UploadMeta.java b/server/src/main/java/edp/davinci/dto/sourceDto/UploadMeta.java
index 998fa599f..a48a1dda4 100644
--- a/server/src/main/java/edp/davinci/dto/sourceDto/UploadMeta.java
+++ b/server/src/main/java/edp/davinci/dto/sourceDto/UploadMeta.java
@@ -34,7 +34,7 @@ public class UploadMeta {
     @NotBlank(message = "table name cannot be EMPTY")
     private String tableName;
 
-    @Min(value = (short) 0, message = "Invalid mode")
-    @Max(value = (short) 2, message = "Invalid mode")
+    @Min(value = 0, message = "Invalid mode")
+    @Max(value = 2, message = "Invalid mode")
     private short mode = UploadModeEnum.NEW.getMode();
 }
diff --git a/server/src/main/java/edp/davinci/model/Dashboard.java b/server/src/main/java/edp/davinci/model/Dashboard.java
index b3d066e39..ac3b83e69 100644
--- a/server/src/main/java/edp/davinci/model/Dashboard.java
+++ b/server/src/main/java/edp/davinci/model/Dashboard.java
@@ -41,8 +41,8 @@ public class Dashboard extends RecordInfo<Dashboard> {
     @Min(value = 1L, message = "Invalid dashboard portal id")
     private Long dashboardPortalId;
 
-    @Min(value = (short) 0, message = "Invalid dashboard type")
-    @Max(value = (short) 2, message = "Invalid dashboard type")
+    @Min(value = 0, message = "Invalid dashboard type")
+    @Max(value = 2, message = "Invalid dashboard type")
     private Short type;
 
     private Integer index = 0;