diff --git a/src/Luban.Job.Cfg/Source/Datas/DEnum.cs b/src/Luban.Job.Cfg/Source/Datas/DEnum.cs
index 1630175..e69200d 100644
--- a/src/Luban.Job.Cfg/Source/Datas/DEnum.cs
+++ b/src/Luban.Job.Cfg/Source/Datas/DEnum.cs
@@ -41,7 +41,13 @@ namespace Luban.Job.Cfg.Datas
 
         public override bool Equals(object obj)
         {
-            return obj is DEnum o && o.Value == this.Value;
+            switch (obj)
+            {
+                case DInt dint: return this.Value == dint.Value;
+                case DFint fint: return this.Value == fint.Value;
+                case DEnum denum: return this.Value == denum.Value;
+                default: return false;
+            }
         }
 
         public override int GetHashCode()
diff --git a/src/Luban.Job.Cfg/Source/Datas/DFint.cs b/src/Luban.Job.Cfg/Source/Datas/DFint.cs
index 0a9fe3c..1d40629 100644
--- a/src/Luban.Job.Cfg/Source/Datas/DFint.cs
+++ b/src/Luban.Job.Cfg/Source/Datas/DFint.cs
@@ -30,7 +30,13 @@ namespace Luban.Job.Cfg.Datas
 
         public override bool Equals(object obj)
         {
-            return obj is DInt o && o.Value == this.Value;
+            switch (obj)
+            {
+                case DInt dint: return this.Value == dint.Value;
+                case DFint fint: return this.Value == fint.Value;
+                case DEnum denum: return this.Value == denum.Value;
+                default: return false;
+            }
         }
 
         public override int GetHashCode()
diff --git a/src/Luban.Job.Cfg/Source/Datas/DInt.cs b/src/Luban.Job.Cfg/Source/Datas/DInt.cs
index 606caed..d99bfce 100644
--- a/src/Luban.Job.Cfg/Source/Datas/DInt.cs
+++ b/src/Luban.Job.Cfg/Source/Datas/DInt.cs
@@ -30,7 +30,13 @@ namespace Luban.Job.Cfg.Datas
 
         public override bool Equals(object obj)
         {
-            return obj is DInt o && o.Value == this.Value;
+            switch (obj)
+            {
+                case DInt dint: return this.Value == dint.Value;
+                case DFint fint: return this.Value == fint.Value;
+                case DEnum denum: return this.Value == denum.Value;
+                default: return false;
+            }
         }
 
         public override int GetHashCode()