diff --git a/python-ipykernel.spec b/python-ipykernel.spec
index 943895e..8363f78 100644
--- a/python-ipykernel.spec
+++ b/python-ipykernel.spec
@@ -90,6 +90,7 @@ This package provides the IPython kernel for Jupyter.
 %prep
 %autosetup -p1 -n ipykernel-%{version}
 sed -i -e 's/, "--color=yes"//' pyproject.toml
+sed -i -e '/ignore:.* current event loop:DeprecationWarning/ a \  "ignore:pytest-asyncio detected an unclosed event loop:DeprecationWarning",' pyproject.toml
 
 %build
 %pyproject_wheel