diff --git a/dotnet/src/AutoGen.Gemini/GeminiChatAgent.cs b/dotnet/src/AutoGen.Gemini/GeminiChatAgent.cs
index 07f8467abf90..fd9b40e6bec3 100644
--- a/dotnet/src/AutoGen.Gemini/GeminiChatAgent.cs
+++ b/dotnet/src/AutoGen.Gemini/GeminiChatAgent.cs
@@ -251,7 +251,7 @@ private GenerateContentRequest BuildChatRequest(IEnumerable<IMessage> messages,
         }
 
         // merge tools into one tool
-        // because multipe tools are currently not supported by Gemini
+        // because multiple tools are currently not supported by Gemini
         // see https://github.com/googleapis/python-aiplatform/issues/3771
         var aggregatedTool = new Tool
         {