diff --git a/src/coffea/nanoevents/factory.py b/src/coffea/nanoevents/factory.py
index 2118a9231..66e5f219d 100644
--- a/src/coffea/nanoevents/factory.py
+++ b/src/coffea/nanoevents/factory.py
@@ -377,7 +377,7 @@ def from_root(
         # should use uproot.num_entries instead...
         nentries = tree.num_entries
         if entry_stop is None or entry_stop > nentries:
-                entry_stop = nentries
+            entry_stop = nentries
 
         partition_key = (
             str(tree.file.uuid),