diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index 80855b9719..1e9fa91359 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -1229,7 +1229,8 @@ impl Bank {
         datapoint_info!(
             "bank-new_from_parent-heights",
             ("slot_height", slot, i64),
-            ("block_height", new.block_height, i64)
+            ("block_height", new.block_height, i64),
+            ("parent_slot_height", parent.slot(), i64),
         );
 
         let mut ancestors = Vec::with_capacity(1 + new.parents().len());