diff --git a/CHANGELOG.md b/CHANGELOG.md
index 178cebf..086a831 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,15 @@
 # Changelog
 
-### Légende 
+### Caption 
 [+] Add<br>
 [\~] Modification<br>
 [-] Suppression<br>
 [#] Bug Fixes<br>
 [.] Others
 
+### V 1.3.1 - 26/08/2023
+[+] Scene : delay parameter in AddWidget and AddEntity
+
 ### V 1.3.0 - 20/08/2023
 [\~] Move some utils to own folder<br>
 [-] VecI<br>
diff --git a/SharpEngine.Core/Manager/DebugManager.cs b/SharpEngine.Core/Manager/DebugManager.cs
index 27848ea..ea5cf56 100644
--- a/SharpEngine.Core/Manager/DebugManager.cs
+++ b/SharpEngine.Core/Manager/DebugManager.cs
@@ -31,7 +31,7 @@ public static class DebugManager
     {
         { "Raylib-cs", "4.5.0.4" },
         { "ImGui.NET", "1.89.7.1" },
-        { "SharpEngine.Core", "1.3.0" }
+        { "SharpEngine.Core", "1.3.1" }
     };
 
     /// <summary>
diff --git a/SharpEngine.Core/SharpEngine.Core.csproj b/SharpEngine.Core/SharpEngine.Core.csproj
index c9540cb..b28173e 100644
--- a/SharpEngine.Core/SharpEngine.Core.csproj
+++ b/SharpEngine.Core/SharpEngine.Core.csproj
@@ -10,7 +10,7 @@
     <Copyright>Copyright (c) LavaPower 2021-2023</Copyright>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageProjectUrl>https://github.com/SharpEngine/SharpEngine.Core</PackageProjectUrl>
-    <PackageVersion>1.3.0</PackageVersion>
+    <PackageVersion>1.3.1</PackageVersion>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <PackageReadmeFile>README.md</PackageReadmeFile>
     <EnablePackageValisation>true</EnablePackageValisation>