diff --git a/source/dotnet/Library/AdaptiveCards.Templating.Net6/AdaptiveCards.Templating.Net6.csproj b/source/dotnet/Library/AdaptiveCards.Templating.Net6/AdaptiveCards.Templating.Net6.csproj
index e864487ddd..1ec7710f55 100644
--- a/source/dotnet/Library/AdaptiveCards.Templating.Net6/AdaptiveCards.Templating.Net6.csproj
+++ b/source/dotnet/Library/AdaptiveCards.Templating.Net6/AdaptiveCards.Templating.Net6.csproj
@@ -44,8 +44,8 @@
     <None Remove="..\AdaptiveCards.Templating\AdaptiveCardsTemplatingLexer.tokens" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="AdaptiveExpressions" Version="4.11.2" />
-    <PackageReference Include="Antlr4.Runtime.Standard" Version="4.8.0" />
+    <PackageReference Include="AdaptiveExpressions" Version="4.20.1" />
+    <PackageReference Include="Antlr4.Runtime.Standard" Version="4.11.1" />
     <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="3.3.*">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/source/dotnet/Library/AdaptiveCards.Templating.Net6/Properties/AssemblyInfo.cs b/source/dotnet/Library/AdaptiveCards.Templating.Net6/Properties/AssemblyInfo.cs
deleted file mode 100644
index 3f2397bf16..0000000000
--- a/source/dotnet/Library/AdaptiveCards.Templating.Net6/Properties/AssemblyInfo.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-using System;
-using System.Reflection;
-
-#if DELAY_SIGN
-[assembly: AssemblyKeyFileAttribute(@"../../../../35MSSharedLib1024.snk")]
-[assembly: AssemblyDelaySignAttribute(true)]
-#endif
diff --git a/source/dotnet/NuGet/AdaptiveCards.Templating.nuspec b/source/dotnet/NuGet/AdaptiveCards.Templating.nuspec
index f70f0ec148..d34e23fae7 100644
--- a/source/dotnet/NuGet/AdaptiveCards.Templating.nuspec
+++ b/source/dotnet/NuGet/AdaptiveCards.Templating.nuspec
@@ -13,13 +13,13 @@
     <repository url="https://github.com/Microsoft/AdaptiveCards" />
     <dependencies>
       <group targetFramework=".NETStandard2.0">
-        <dependency id="AdaptiveExpressions" version="4.11.2" exclude="Build,Analyzers" />
-        <dependency id="Antlr4.Runtime.Standard" version="4.8.0" exclude="Build,Analyzers" />
+        <dependency id="AdaptiveExpressions" version="4.20.1" exclude="Build,Analyzers" />
+        <dependency id="Antlr4.Runtime.Standard" version="4.11.1" exclude="Build,Analyzers" />
         <dependency id="Newtonsoft.Json" version="11.0.2" exclude="Build,Analyzers" />
       </group>
       <group targetFramework="net6.0">
-        <dependency id="AdaptiveExpressions" version="4.11.2" exclude="Build,Analyzers" />
-        <dependency id="Antlr4.Runtime.Standard" version="4.8.0" exclude="Build,Analyzers" />
+        <dependency id="AdaptiveExpressions" version="4.20.1" exclude="Build,Analyzers" />
+        <dependency id="Antlr4.Runtime.Standard" version="4.11.1" exclude="Build,Analyzers" />
         <dependency id="Newtonsoft.Json" version="13.0.3" exclude="Build,Analyzers" />
       </group>
     </dependencies>