diff --git a/python/pyproject.toml b/python/pyproject.toml
index ecacb546..56deca36 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -8,7 +8,7 @@ dependencies = [
     "tqdm",
     "aiohttp",
     "pydantic",
-    "attr",
+    "attrs",
     "semver>=3.0",
     "cachetools"
 ]
@@ -62,4 +62,4 @@ addopts = "--strict-markers"
 markers = [
     "slow: marks tests as slow (deselect with '-m \"not slow\"')",
     "asyncio"
-]
\ No newline at end of file
+]