diff --git a/libraries/botbuilder-integration-aiohttp/botbuilder/integration/aiohttp/bot_framework_http_client.py b/libraries/botbuilder-integration-aiohttp/botbuilder/integration/aiohttp/bot_framework_http_client.py
index b09b3ac93..c57c042c2 100644
--- a/libraries/botbuilder-integration-aiohttp/botbuilder/integration/aiohttp/bot_framework_http_client.py
+++ b/libraries/botbuilder-integration-aiohttp/botbuilder/integration/aiohttp/bot_framework_http_client.py
@@ -116,6 +116,7 @@ async def _post_content(
     ) -> Tuple[int, object]:
         headers_dict = {
             "Content-type": "application/json; charset=utf-8",
+            "x-ms-conversation-id": activity.conversation.id,
         }
         if token:
             headers_dict.update(
diff --git a/libraries/botframework-connector/botframework/connector/aio/operations_async/_conversations_operations_async.py b/libraries/botframework-connector/botframework/connector/aio/operations_async/_conversations_operations_async.py
index e6416e42d..553248342 100644
--- a/libraries/botframework-connector/botframework/connector/aio/operations_async/_conversations_operations_async.py
+++ b/libraries/botframework-connector/botframework/connector/aio/operations_async/_conversations_operations_async.py
@@ -510,6 +510,7 @@ async def reply_to_activity(
         header_parameters = {}
         header_parameters["Accept"] = "application/json"
         header_parameters["Content-Type"] = "application/json; charset=utf-8"
+        header_parameters["x-ms-conversation-id"] = conversation_id
         if custom_headers:
             header_parameters.update(custom_headers)
 
diff --git a/libraries/botframework-connector/botframework/connector/operations/_conversations_operations.py b/libraries/botframework-connector/botframework/connector/operations/_conversations_operations.py
index 6834f7a28..48d3c23fc 100644
--- a/libraries/botframework-connector/botframework/connector/operations/_conversations_operations.py
+++ b/libraries/botframework-connector/botframework/connector/operations/_conversations_operations.py
@@ -495,6 +495,7 @@ def reply_to_activity(
         header_parameters = {}
         header_parameters["Accept"] = "application/json"
         header_parameters["Content-Type"] = "application/json; charset=utf-8"
+        header_parameters["x-ms-conversation-id"] = conversation_id
         if custom_headers:
             header_parameters.update(custom_headers)