diff --git a/dev-python/merge3/merge3-0.0.15.ebuild b/dev-python/merge3/merge3-0.0.15.ebuild
index e3d8a68d33965..2ed6bf5a197e0 100644
--- a/dev-python/merge3/merge3-0.0.15.ebuild
+++ b/dev-python/merge3/merge3-0.0.15.ebuild
@@ -4,7 +4,7 @@
 EAPI=8
 
 DISTUTILS_USE_PEP517=setuptools
-PYTHON_COMPAT=( python3_{10..12} )
+PYTHON_COMPAT=( python3_{10..13} )
 
 inherit distutils-r1 pypi