diff --git a/pyproject.toml b/pyproject.toml
index 9e8489a..70c104d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
 dev = [
     "async-timeout==4.0.3",
     "coverage==7.6.4",
-    "flit==3.9.0",
+    "flit==3.10.0",
 ]
 
 [project.urls]