diff --git a/dev-python/GridDataFormats/GridDataFormats-1.0.2.ebuild b/dev-python/GridDataFormats/GridDataFormats-1.0.2.ebuild
index 17991fb8df1af..d6ba74101f325 100644
--- a/dev-python/GridDataFormats/GridDataFormats-1.0.2.ebuild
+++ b/dev-python/GridDataFormats/GridDataFormats-1.0.2.ebuild
@@ -5,7 +5,7 @@ EAPI=8
 
 DISTUTILS_USE_PEP517=setuptools
 PYPI_NO_NORMALIZE=1
-PYTHON_COMPAT=( python3_{10..11} )
+PYTHON_COMPAT=( python3_{10..12} )
 
 inherit distutils-r1 pypi