diff --git a/TJLayoutHelperDemo/Base.lproj/Main.storyboard b/TJLayoutHelperDemo/Base.lproj/Main.storyboard
index 1254545..549a827 100644
--- a/TJLayoutHelperDemo/Base.lproj/Main.storyboard
+++ b/TJLayoutHelperDemo/Base.lproj/Main.storyboard
@@ -178,6 +178,9 @@
                                     <userDefinedRuntimeAttribute type="number" keyPath="XrSpace">
                                         <real key="value" value="200"/>
                                     </userDefinedRuntimeAttribute>
+                                    <userDefinedRuntimeAttribute type="number" keyPath="X_XsSpace">
+                                        <real key="value" value="200"/>
+                                    </userDefinedRuntimeAttribute>
                                 </userDefinedRuntimeAttributes>
                             </constraint>
                         </constraints>
diff --git a/TJLayoutHelperDemo/TJLayoutHelper.swift b/TJLayoutHelperDemo/TJLayoutHelper.swift
index 1444239..84c50ce 100644
--- a/TJLayoutHelperDemo/TJLayoutHelper.swift
+++ b/TJLayoutHelperDemo/TJLayoutHelper.swift
@@ -32,14 +32,6 @@ import UIKit
             }
         }
     }
-    
-    @IBInspectable var XSpace: CGFloat = 0.0 {
-        didSet {
-            if UIDevice.current.screenType == .iPhoneX_Xs {
-                self.adjustSpaceForConstraint()
-            }
-        }
-    }
 
     @IBInspectable var XsMaxSpace: CGFloat = 0.0 {
         didSet {
@@ -107,7 +99,7 @@ import UIKit
         case .iPhones_5_5s_5c_SE:
             self.addConstant(addition: inch4Space)
         case .iPhoneX_Xs:
-            self.addConstant(addition: XSpace)
+            self.addConstant(addition: X_XsSpace)
         case .iPhoneXr:
             self.addConstant(addition: XrSpace)
         case .iPhoneXsMax:
diff --git a/TJLayoutHelperDemo/ViewController.swift b/TJLayoutHelperDemo/ViewController.swift
index 50b8c82..59628c2 100644
--- a/TJLayoutHelperDemo/ViewController.swift
+++ b/TJLayoutHelperDemo/ViewController.swift
@@ -26,7 +26,7 @@ class ViewController: UIViewController {
             break
         }
         consBlueViewTop.inch5_5Space = 20
-        consBlueViewTop.XSpace       = 30
+        consBlueViewTop.X_XsSpace       = 30
     }
     
     override func viewDidLoad() {