diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a6d162b57..03629abce 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -41,7 +41,7 @@ jobs:
           python-version: '3.8'
       - run: sudo apt update
       - run: sudo apt install --no-install-recommends -y x11-xserver-utils
-      - run: pip3 install mypy==1.7.1 flake8==5.0.4 pyright==1.1.381 orjson==3.10.7 --user
+      - run: pip3 install mypy==1.7.1 flake8==7.1.1 pyright==1.1.381 orjson==3.10.7 --user
       - run: echo "$HOME/.local/bin" >> $GITHUB_PATH
       - run: mypy stubs
       - run: flake8 plugin tests
diff --git a/plugin/references.py b/plugin/references.py
index 19ca2b863..09e97cdd7 100644
--- a/plugin/references.py
+++ b/plugin/references.py
@@ -178,7 +178,7 @@ def _show_references_in_quick_panel(
         placeholder = "References to " + word
         kind = get_symbol_kind_from_scope(self.view.scope_name(position))
         index = 0
-        locations.sort(key=lambda l: (l['uri'], Point.from_lsp(l['range']['start'])))
+        locations.sort(key=lambda location: (location['uri'], Point.from_lsp(location['range']['start'])))
         if len(selection):
             pt = selection[0].b
             view_filename = self.view.file_name()
diff --git a/tox.ini b/tox.ini
index 2297f8e58..7d1d61255 100644
--- a/tox.ini
+++ b/tox.ini
@@ -21,7 +21,7 @@ per-file-ignores =
 [testenv]
 deps =
     mypy==1.7.1
-    flake8==5.0.4
+    flake8==7.1.1
     pyright==1.1.381
     orjson==3.10.7
 commands =