diff --git a/Makefile b/Makefile
index 90c5884e..38472ee0 100644
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,7 @@ build: .preprocessed
 lint:
 	ruff check
 	ruff format --diff
-	mypy .
+	mypy --install-types --non-interactive .
 
 format:
 	ruff check --fix
diff --git a/curl_cffi/requests/__init__.py b/curl_cffi/requests/__init__.py
index 2c4b054b..f24c4789 100644
--- a/curl_cffi/requests/__init__.py
+++ b/curl_cffi/requests/__init__.py
@@ -91,7 +91,7 @@ def request(
         impersonate: which browser version to impersonate.
         thread: work with other thread implementations. choices: eventlet, gevent.
         default_headers: whether to set default browser headers.
-        default_encoding: encoding for decoding response content if charset is not found in headers. 
+        default_encoding: encoding for decoding response content if charset is not found in headers.
                 Defaults to "utf-8". Can be set to a callable for automatic detection.
         curl_options: extra curl options to use.
         http_version: limiting http version, http2 will be tries by default.
diff --git a/curl_cffi/requests/session.py b/curl_cffi/requests/session.py
index a3808cdf..68c00dc5 100644
--- a/curl_cffi/requests/session.py
+++ b/curl_cffi/requests/session.py
@@ -624,7 +624,7 @@ def __init__(
             max_redirects: max redirect counts, default unlimited(-1).
             impersonate: which browser version to impersonate in the session.
             interface: which interface use in request to server.
-            default_encoding: encoding for decoding response content if charset is not found in headers. 
+            default_encoding: encoding for decoding response content if charset is not found in headers.
                 Defaults to "utf-8". Can be set to a callable for automatic detection.
 
         Notes:
@@ -907,7 +907,7 @@ def __init__(
             allow_redirects: whether to allow redirection.
             max_redirects: max redirect counts, default unlimited(-1).
             impersonate: which browser version to impersonate in the session.
-            default_encoding: encoding for decoding response content if charset is not found in headers. 
+            default_encoding: encoding for decoding response content if charset is not found in headers.
                 Defaults to "utf-8". Can be set to a callable for automatic detection.
 
         Notes: