diff --git a/dev-java/java-config/java-config-2.3.1.ebuild b/dev-java/java-config/java-config-2.3.1.ebuild
index 87732bf9ecf02..51075d6fd1535 100644
--- a/dev-java/java-config/java-config-2.3.1.ebuild
+++ b/dev-java/java-config/java-config-2.3.1.ebuild
@@ -4,7 +4,7 @@
 EAPI=7
 
 # jython depends on java-config, so don't add it or things will break
-PYTHON_COMPAT=( python3_{6,7,8} )
+PYTHON_COMPAT=( python3_{6,7,8,9} )
 DISTUTILS_USE_SETUPTOOLS=no
 
 inherit distutils-r1