diff --git a/dev-python/blockdiag/blockdiag-3.0.0.ebuild b/dev-python/blockdiag/blockdiag-3.0.0.ebuild
index 1e792a4..bc8c369 100644
--- a/dev-python/blockdiag/blockdiag-3.0.0.ebuild
+++ b/dev-python/blockdiag/blockdiag-3.0.0.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-PYTHON_COMPAT=( python3_{9..10} )
+PYTHON_COMPAT=( python3_{9..11} )
 DISTUTILS_USE_SETUPTOOLS="rdepend"
 
 inherit distutils-r1 optfeature pypi