diff --git a/Directory.Packages.props b/Directory.Packages.props
index f33da8e8e92..1faf6ff58f9 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -7,7 +7,7 @@
     <PackageVersion Include="HtmlAgilityPack" Version="1.11.57" />
     <PackageVersion Include="ICSharpCode.Decompiler" Version="8.2.0.7535" />
     <PackageVersion Include="IgnoresAccessChecksToGenerator" Version="0.7.0" />
-    <PackageVersion Include="Jint" Version="3.0.0-beta-2058" />
+    <PackageVersion Include="Jint" Version="3.0.0-beta-2059" />
     <PackageVersion Include="JsonSchema.Net" Version="5.4.3" />
     <PackageVersion Include="Markdig" Version="0.34.0" />
     <!-- "17.3.2" is the latest compatible version for .NET 6 -->
diff --git a/src/Docfx.Build/TemplateProcessors/Preprocessors/TemplateJintPreprocessor.cs b/src/Docfx.Build/TemplateProcessors/Preprocessors/TemplateJintPreprocessor.cs
index 9366588f3db..7cbd67b11a0 100644
--- a/src/Docfx.Build/TemplateProcessors/Preprocessors/TemplateJintPreprocessor.cs
+++ b/src/Docfx.Build/TemplateProcessors/Preprocessors/TemplateJintPreprocessor.cs
@@ -204,7 +204,7 @@ private static Func<object, object> GetFunc(Jint.Engine engine, string funcName,
         {
             return null;
         }
-        if (func is FunctionInstance)
+        if (func is Function)
         {
             return s =>
             {