diff --git a/pyproject.toml b/pyproject.toml
index 1e06911..d37d13f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,8 +49,8 @@ build-backend = "hatchling.build"
 
 [tool.black]
 line-length = 100
-target-version = ['py312']
+target-version = ['py313']
 
 [tool.ruff]
 src = ["stranger", "tests", "scripts"]
-
+line-length = 100