diff --git a/src/Posh-AdaptiveCards.csproj b/src/Posh-AdaptiveCards.csproj
index 1eaabd1..c7ce773 100644
--- a/src/Posh-AdaptiveCards.csproj
+++ b/src/Posh-AdaptiveCards.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="AdaptiveCards.Templating" Version="1.2.1" />
+    <PackageReference Include="AdaptiveCards.Templating" Version="1.4.0" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="PowerShellStandard.Library" Version="5.1.0-preview-06">
       <PrivateAssets>All</PrivateAssets>