diff --git a/src/database.rs b/src/database.rs
index a9e1813..72da347 100644
--- a/src/database.rs
+++ b/src/database.rs
@@ -237,7 +237,9 @@ fn load_map_from_db(
         let mut missing_sgs: Vec<_> = state_group_map
             .iter()
             .filter_map(|(_sg, entry)| {
-                entry.prev_state_group.filter(|&prev_sg| !state_group_map.contains_key(&prev_sg))
+                entry
+                    .prev_state_group
+                    .filter(|&prev_sg| !state_group_map.contains_key(&prev_sg))
             })
             .collect();