Add version constraint to importlib_resources

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.cfg b/setup.cfg
index b41d7d6..bcfb4a6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -30,7 +30,7 @@ python_requires = >=3.7
 install_requires =
     attrs>=17.4.0
     importlib_metadata;python_version<'3.8'
-    importlib_resources;python_version<'3.9'
+    importlib_resources>=1.4.0;python_version<'3.9'
     pyrsistent>=0.14.0,!=0.17.0,!=0.17.1,!=0.17.2
 
 [options.extras_require]