diff --git a/Makefile b/Makefile
index fa3ae0783..32cb35be1 100644
--- a/Makefile
+++ b/Makefile
@@ -17,6 +17,8 @@ reformat:
 	ruff check --select F401,I --fix
 	# reformat
 	ruff format
+	# make an extended check with rules that might be triggered by reformat
+	ruff check --config ruff-extended.toml
 
 lint:
 	ruff check
diff --git a/ruff-extended.toml b/ruff-extended.toml
new file mode 100644
index 000000000..6cee5972f
--- /dev/null
+++ b/ruff-extended.toml
@@ -0,0 +1,6 @@
+extend = "./ruff.toml"
+
+[lint]
+# Some rules are marked as incompatible with the formatter so use them in an extended check instead.
+# See: https://docs.astral.sh/ruff/formatter/#conflicting-lint-rules
+extend-select = ["E501", "ISC"]
diff --git a/ruff.toml b/ruff.toml
index b25602e4d..62e6457b0 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -5,4 +5,4 @@ target-version = "py310"
 [lint]
 select = ["E", "F", "W", "I", "ASYNC", "UP", "FLY", "PERF", "FURB"]
 
-ignore = []
+ignore = ["E501"]