diff --git a/setup.cfg b/setup.cfg
index ce974e4..51bc08d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -37,7 +37,7 @@ python_requires = >=2.7,!=3.0,!=3.1,!=3.2,!=3.3
 setup_requires = setuptools>=36.2.2
 install_requires =
     appdirs
-    backports-functools-lru-cache;python_version <= "3.4"
+    backports.functools_lru_cache; python_version <= "3.4"
     cached-property
     distlib
     installer