diff --git a/pyproject.toml b/pyproject.toml
index 27403ee..d97a490 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ all = [
 tests = [
   "morefs[all]",
   "pytest>=7,<9",
-  "pytest-asyncio>=0.21.0,<1",
+  "pytest-asyncio>=0.21.0,<2",
   "pytest-cov>=4.1.0",
   "pytest-mock",
   "pytest-sugar"