diff --git a/dev-python/backrefs/backrefs-4.3.0.ebuild b/dev-python/backrefs/backrefs-4.3.0.ebuild
index 15281ce177..d86de11353 100644
--- a/dev-python/backrefs/backrefs-4.3.0.ebuild
+++ b/dev-python/backrefs/backrefs-4.3.0.ebuild
@@ -23,6 +23,7 @@ IUSE="doc"
 DEPEND="
 	test? (
 		dev-python/mock[${PYTHON_USEDEP}]
+		dev-python/regex[${PYTHON_USEDEP}]
 	)
 "
 BDEPEND="