diff --git a/twitch_hdt_ebs/twitch.py b/twitch_hdt_ebs/twitch.py
index 8b1e81d..aebf202 100644
--- a/twitch_hdt_ebs/twitch.py
+++ b/twitch_hdt_ebs/twitch.py
@@ -18,6 +18,9 @@ class TwitchClient:
 	API_EXTENSION_REQUIRED_CONFIGURATION = (
 		API_ROOT + "/extensions/required_configuration"
 	)
+	API_EXTENSION_CONFIGURATIONS = (
+		API_ROOT + "/extensions/configurations"
+	)
 	API_GET_STREAMS = API_ROOT + "/streams"
 	API_GET_USERS = API_ROOT + "/users"
 	API_GET_VIDEOS = API_ROOT + "/videos"
@@ -81,6 +84,23 @@ def set_extension_required_configuration(
 
 		return self.put(endpoint, data=data, params=params, authorization=authorization)
 
+	def set_extension_configuration_segment(
+		self, channel_id: str, segment: str, version: str,
+	) -> requests.Response:
+		endpoint = self.API_EXTENSION_CONFIGURATIONS
+		data = {
+			"broadcaster_id": channel_id,
+			"extension_id": self.client_id,
+			"segment": segment,
+			"version": str(version),
+		}
+		authorization = self.get_ebs_authorization(channel_id)
+
+		return self.put(
+			endpoint, data=data, authorization=authorization,
+			content_type="application/json",
+		)
+
 	def get_user_stream(self, user_id: str):
 		endpoint = self.API_GET_STREAMS
 		authorization = f"Bearer {get_twitch_app_access_token()}"
@@ -148,7 +168,10 @@ def post(
 
 	def put(
 		self, url: str, data: dict, params: dict = None,
-		authorization: str = "", timeout: int = DEFAULT_TIMEOUT
+		authorization: str = "", timeout: int = DEFAULT_TIMEOUT,
+		content_type = None,
 	) -> requests.Response:
 		headers = self.get_headers(authorization)
+		if content_type is not None:
+			headers["Content-Type"] = content_type
 		return requests.put(url, params=params, headers=headers, json=data, timeout=timeout)
diff --git a/twitch_hdt_ebs/views.py b/twitch_hdt_ebs/views.py
index 9e386a1..80b0b83 100644
--- a/twitch_hdt_ebs/views.py
+++ b/twitch_hdt_ebs/views.py
@@ -256,12 +256,32 @@ def post(self, request, format=None) -> Response:
 
 		value = "COMPLETE"
 
+		use_legacy_configuration = version == "1.3.0"
+		if use_legacy_configuration:
+			try:
+				resp = twitch_client.set_extension_required_configuration(
+					version=version, value=value, channel_id=self.request.twitch_user_id
+				)
+			except Timeout:
+				raise TwitchAPITimeout()
+
 		try:
-			resp = twitch_client.set_extension_required_configuration(
-				version=version, value=value, channel_id=self.request.twitch_user_id
+			new_resp = twitch_client.set_extension_configuration_segment(
+				channel_id=self.request.twitch_user_id,
+				segment="developer",
+				version=1,
 			)
+			write_point(
+				"new_extension_configuration",
+				{"count": 1, "user_id": self.request.twitch_user_id},
+				version=version,
+				status_code=new_resp.status_code,
+			)
+			if not use_legacy_configuration:
+				resp = new_resp
 		except Timeout:
-			raise TwitchAPITimeout()
+			if not use_legacy_configuration:
+				raise TwitchAPITimeout()
 
 		if resp.status_code > 299:
 			try: