diff --git a/ledger-tool/src/main.rs b/ledger-tool/src/main.rs
index 123029f4fb..b7562ba9fd 100644
--- a/ledger-tool/src/main.rs
+++ b/ledger-tool/src/main.rs
@@ -81,7 +81,7 @@ fn output_slot(
 
     let (entries, num_shreds, _is_full) = blockstore
         .get_slot_entries_with_shred_info(slot, 0, allow_dead_slots)
-        .map_err(|err| format!("Failed to load entries for slot {}: {}", slot, err))?;
+        .map_err(|err| format!("Failed to load entries for slot {}: {:?}", slot, err))?;
 
     if *method == LedgerOutputMethod::Print {
         println!("Slot Meta {:?}", blockstore.meta(slot));