diff --git a/docs/conf.py b/docs/conf.py
index 0a366960..d06da1e3 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -92,6 +92,8 @@
 # apidoc_toc_file = False
 apidoc_extra_args = ['--maxdepth', '1']
 
+python_maximum_signature_line_length = 90
+
 paramlinks_hyperlink_param = 'name'
 
 add_function_parentheses = False
diff --git a/src/adaptix/_internal/provider/essential.py b/src/adaptix/_internal/provider/essential.py
index cb70444b..bcdf3a7a 100644
--- a/src/adaptix/_internal/provider/essential.py
+++ b/src/adaptix/_internal/provider/essential.py
@@ -65,19 +65,19 @@ def __new__(
         ):
             return super().__new__(cls, message, exceptions)  # type: ignore[arg-type]
 
-    def derive(self, __excs: Sequence[CannotProvide]) -> 'AggregateCannotProvide':  # type: ignore[override]
+    def derive(self, excs: Sequence[CannotProvide]) -> 'AggregateCannotProvide':  # type: ignore[override]
         return AggregateCannotProvide(
             self.message,
-            __excs,
+            excs,
             is_terminal=self.is_terminal,
             is_demonstrative=self.is_demonstrative,
         )
 
-    def derive_upcasting(self, __excs: Sequence[CannotProvide]) -> CannotProvide:
+    def derive_upcasting(self, excs: Sequence[CannotProvide]) -> CannotProvide:
         """Same as method ``derive`` but allow passing an empty sequence"""
         return self.make(
             self.message,
-            __excs,
+            excs,
             is_terminal=self.is_terminal,
             is_demonstrative=self.is_demonstrative,
         )