diff --git a/src/Expressif.LanguageServer.Core/Expressif.LanguageServer.Core.csproj b/src/Expressif.LanguageServer.Core/Expressif.LanguageServer.Core.csproj
index 3a11ce7..4f9dba2 100644
--- a/src/Expressif.LanguageServer.Core/Expressif.LanguageServer.Core.csproj
+++ b/src/Expressif.LanguageServer.Core/Expressif.LanguageServer.Core.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Expressif" Version="1.49.0" GeneratePathProperty="true" />
-    <PackageReference Include="Expressif.Syntax" Version="0.9.0" />
+    <PackageReference Include="Expressif.Syntax" Version="0.20.0" />
   </ItemGroup>
   <ItemGroup>
     <None Include="$(PkgExpressif)\lib\$(TargetFramework)\Expressif.xml"