diff --git a/dev-python/flask-mongoengine/flask-mongoengine-1.0.0.ebuild b/dev-python/flask-mongoengine/flask-mongoengine-1.0.0.ebuild
index 1afb666dd865c..333446b4453e2 100644
--- a/dev-python/flask-mongoengine/flask-mongoengine-1.0.0.ebuild
+++ b/dev-python/flask-mongoengine/flask-mongoengine-1.0.0.ebuild
@@ -22,6 +22,7 @@ RDEPEND=">=dev-python/flask-1.1.2[${PYTHON_USEDEP}]
 BDEPEND="
 	test? (
 		dev-db/mongodb
+		dev-python/python-email-validator[${PYTHON_USEDEP}]
 	)"
 
 distutils_enable_sphinx docs