diff --git a/.flake8 b/.flake8
deleted file mode 100644
index c65bcc8..0000000
--- a/.flake8
+++ /dev/null
@@ -1,17 +0,0 @@
-[flake8]
-max-line-length = 120
-max-complexity = 45
-ignore =
-  E203
-  W503      # line break before binary operator; conflicts with black
-  E722      # bare except ok
-  E731      # lambda expressions ok
-  E741      # undescriptive variable ok
-exclude =
-    .git
-    .tox
-    __pycache__
-    build
-    dist
-    docs
-    .libstempo
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index fc01913..6b9bace 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,6 +59,7 @@ astropy = [
 dev = [
     "black",
     "flake8",
+    "Flake8-pyproject",
     "pre-commit",
     "wheel",
     "coverage",
@@ -100,3 +101,23 @@ exclude = '''
   )/
 )
 '''
+
+[tool.flake8]
+max-line-length = 120
+max-complexity = 45
+ignore = [
+    "E203",
+    "W503",      # line break before binary operator; conflicts with black
+    "E722",      # bare except ok
+    "E731",      # lambda expressions ok
+    "E741",      # undescriptive variable ok
+]
+exclude = [
+    ".git",
+    ".tox",
+    "__pycache__",
+    "build",
+    "dist",
+    "docs",
+    ".libstempo",
+]