diff --git a/briar-gtk/briar_gtk/conversation/about_dialog.py b/briar-gtk/briar_gtk/conversation/about_dialog.py
index e7c2856b488b6d455884884fa1fb2040556bfd21..eca84a02cb13a4743827a26fe2384ab63acf9a9a 100644
--- a/briar-gtk/briar_gtk/conversation/about_dialog.py
+++ b/briar-gtk/briar_gtk/conversation/about_dialog.py
@@ -39,7 +39,8 @@ class AboutDialogWidget:
             #  "Used in about dialog; it's prefixed by 'Translated by'"
             "Localization Lab Translation Teams"
         )
-        localization_lab_url = "https://wiki.localizationlab.org/index.php/Projects"  # noqa
+        localization_lab_url = \
+            "https://wiki.localizationlab.org/index.php/Projects"
         translation_description = f"{translation_teams} {localization_lab_url}"
         self._about_dialog.set_translator_credits(
             translation_description
diff --git a/briar-gtk/briar_gtk/conversation/conversation_presenter.py b/briar-gtk/briar_gtk/conversation/conversation_presenter.py
index 9405aecabed95fa741b0d662b2cd0fa4b821ea56..f6246458dc4b1118f1d3de183dfce72961c84730 100644
--- a/briar-gtk/briar_gtk/conversation/conversation_presenter.py
+++ b/briar-gtk/briar_gtk/conversation/conversation_presenter.py
@@ -6,7 +6,8 @@ from briar_gtk.notification_handler import NotificationHandler
 from briar_gtk.private_chat.private_chat_presenter import PrivateChatPresenter
 from briar_gtk.define import APP
 from briar_gtk.private_chat.private_chat_view import PrivateChatView
-from briar_gtk.conversation_sidebar.conversation_sidebar_view import SidebarView
+from briar_gtk.conversation_sidebar.conversation_sidebar_view import \
+    SidebarView
 from briar_gtk.conversation.about_dialog import AboutDialogWidget
 
 
diff --git a/briar-gtk/briar_gtk/conversation_sidebar/conversation_sidebar_view.py b/briar-gtk/briar_gtk/conversation_sidebar/conversation_sidebar_view.py
index ab113121f841e83298636639e5737291c91bf4e7..f58e01af2877b0848540a9831ab42aa6d834d3ec 100644
--- a/briar-gtk/briar_gtk/conversation_sidebar/conversation_sidebar_view.py
+++ b/briar-gtk/briar_gtk/conversation_sidebar/conversation_sidebar_view.py
@@ -1,8 +1,10 @@
 # Copyright (c) 2020-2021 Nico Alt
 # SPDX-License-Identifier: AGPL-3.0-only
 # License-Filename: LICENSE.md
+
 from briar_gtk.define import APP
-from briar_gtk.conversation_sidebar.conversation_sidebar_presenter import SidebarPresenter
+from briar_gtk.conversation_sidebar.conversation_sidebar_presenter import \
+    SidebarPresenter
 from briar_gtk.conversation_sidebar.contact_row import ContactRowWidget
 
 
diff --git a/briar-gtk/briar_gtk/private_chat/private_chat_presenter.py b/briar-gtk/briar_gtk/private_chat/private_chat_presenter.py
index 16b056f7373f4c98cb980abcd3880e09be1258ec..f1efe5f249168bca1f06deac363d867400be6324 100644
--- a/briar-gtk/briar_gtk/private_chat/private_chat_presenter.py
+++ b/briar-gtk/briar_gtk/private_chat/private_chat_presenter.py
@@ -205,7 +205,7 @@ class PrivateChatPresenter:
         vadjustment.connect_after("notify", self._on_upper_notify)
 
     # pylint: disable=unused-argument, line-too-long
-    def _on_upper_notify(self, g_object, param_spec):  # noqa
+    def _on_upper_notify(self, g_object, param_spec):
         """
         https://github.com/dino/dino/blob/v0.2.0/main/src/ui/chat_input/chat_text_view.vala#L51
         """
@@ -275,7 +275,8 @@ class PrivateChatPresenter:
         if Gdk.keyval_name(event.keyval) != 'Return':
             return False
         # Shift is not pressed
-        if (event.state & Gdk.ModifierType.SHIFT_MASK) == Gdk.ModifierType.SHIFT_MASK:  # noqa
+        if (event.state & Gdk.ModifierType.SHIFT_MASK) == \
+                Gdk.ModifierType.SHIFT_MASK:
             return False
         # Text does not only contain whitespace
         if len(self._get_text_from_text_view(widget).strip()) == 0: