diff --git a/pyproject.toml b/pyproject.toml
index 5149898b8..ba3c008dd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ dependencies = [
     "dvc-studio-client>=0.21,<1",
     "dvc-task>=0.3.0,<1",
     "flatten_dict<1,>=0.4.1",
-    "flufl.lock>=8.1.0,<9",
+    "flufl.lock>=8.1.0,<10",
     "fsspec>=2024.2.0",
     "funcy>=1.14",
     "grandalf<1,>=0.7",