diff --git a/setup.cfg b/setup.cfg
index 28b49cf8..36a23ef8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -52,7 +52,7 @@ install_requires =
     torchvision>=0.8.1
     torch>=1.8
     runstats>=1.8
-    pytorch-lightning>=1.4
+    pytorch-lightning
     h5py>=2.10
     PyYAML>=5.3.1
     torchmetrics>=0.5.1