diff --git a/dev-python/flask/flask-1.0.2.ebuild b/dev-python/flask/flask-1.0.2.ebuild
index 6b340034d5173..d44c39bd28fda 100644
--- a/dev-python/flask/flask-1.0.2.ebuild
+++ b/dev-python/flask/flask-1.0.2.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-PYTHON_COMPAT=( python2_7 python3_{5,6,7} pypy{,3} )
+PYTHON_COMPAT=( python2_7 python3_{4,5,6,7} pypy{,3} )
 
 inherit distutils-r1