diff --git a/src/Libraries/Microsoft.Extensions.AI.AzureAIInference/Microsoft.Extensions.AI.AzureAIInference.csproj b/src/Libraries/Microsoft.Extensions.AI.AzureAIInference/Microsoft.Extensions.AI.AzureAIInference.csproj
index bfd0b8ea90b..3f9489dbdc7 100644
--- a/src/Libraries/Microsoft.Extensions.AI.AzureAIInference/Microsoft.Extensions.AI.AzureAIInference.csproj
+++ b/src/Libraries/Microsoft.Extensions.AI.AzureAIInference/Microsoft.Extensions.AI.AzureAIInference.csproj
@@ -28,6 +28,7 @@
   <ItemGroup>
     <PackageReference Include="Azure.AI.Inference" />
     <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" />
+    <PackageReference Include="System.Memory.Data" />
     <PackageReference Include="System.Text.Json" />
   </ItemGroup>
 
diff --git a/src/Libraries/Microsoft.Extensions.AI.OpenAI/Microsoft.Extensions.AI.OpenAI.csproj b/src/Libraries/Microsoft.Extensions.AI.OpenAI/Microsoft.Extensions.AI.OpenAI.csproj
index 87dda461c50..67df978b7d4 100644
--- a/src/Libraries/Microsoft.Extensions.AI.OpenAI/Microsoft.Extensions.AI.OpenAI.csproj
+++ b/src/Libraries/Microsoft.Extensions.AI.OpenAI/Microsoft.Extensions.AI.OpenAI.csproj
@@ -25,6 +25,7 @@
 
   <ItemGroup>
     <PackageReference Include="OpenAI" />
+    <PackageReference Include="System.Memory.Data" />
     <PackageReference Include="System.Text.Json" />
   </ItemGroup>
 
diff --git a/src/Libraries/Microsoft.Extensions.AI.OpenAI/OpenAIChatClient.cs b/src/Libraries/Microsoft.Extensions.AI.OpenAI/OpenAIChatClient.cs
index 42851cdf62f..0562352feb6 100644
--- a/src/Libraries/Microsoft.Extensions.AI.OpenAI/OpenAIChatClient.cs
+++ b/src/Libraries/Microsoft.Extensions.AI.OpenAI/OpenAIChatClient.cs
@@ -267,8 +267,7 @@ public async IAsyncEnumerable<StreamingChatCompletionUpdate> CompleteStreamingAs
 
                     existing.CallId ??= toolCallUpdate.ToolCallId;
                     existing.Name ??= toolCallUpdate.FunctionName;
-                    if (toolCallUpdate.FunctionArgumentsUpdate is { } update &&
-                        !update.ToMemory().IsEmpty) // workaround for https://github.com/dotnet/runtime/issues/68262 in 6.0.0 package
+                    if (toolCallUpdate.FunctionArgumentsUpdate is { } update && !update.ToMemory().IsEmpty)
                     {
                         _ = (existing.Arguments ??= new()).Append(update.ToString());
                     }