diff --git a/CHANGELOG.md b/CHANGELOG.md
index 85728e6..4b07de0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v0.15.3
+
+- 增加 skel.bytes 后缀识别
+
 ## v0.15.2
 
 - 修复首选项文件读取为空时的提示信息
diff --git a/Spine/Spine.csproj b/Spine/Spine.csproj
index c219f8f..5c59bf5 100644
--- a/Spine/Spine.csproj
+++ b/Spine/Spine.csproj
@@ -7,7 +7,7 @@
         <TargetFramework>net8.0-windows</TargetFramework>
         <BaseOutputPath>$(SolutionDir)out</BaseOutputPath>
         <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
-        <Version>0.15.2</Version>
+        <Version>0.15.3</Version>
     </PropertyGroup>
 
     <PropertyGroup>
diff --git a/Spine/SpineObject.cs b/Spine/SpineObject.cs
index bf71753..2144676 100644
--- a/Spine/SpineObject.cs
+++ b/Spine/SpineObject.cs
@@ -20,6 +20,7 @@ namespace Spine
         public static readonly FrozenDictionary<string, string> PossibleSuffixMapping = new Dictionary<string, string>()
         {
             [".skel"] = ".atlas",
+            [".skel.bytes"] = ".atlas.txt",
             [".json"] = ".atlas",
         }.ToFrozenDictionary();