diff --git a/runtime/src/accounts.rs b/runtime/src/accounts.rs
index 1c447e9c17..995bbd954f 100644
--- a/runtime/src/accounts.rs
+++ b/runtime/src/accounts.rs
@@ -861,6 +861,7 @@ impl Accounts {
         for k in keys {
             if locks.contains(k) {
                 error_counters.account_in_use += 1;
+                error!("Account in use: {:?}", k);
                 return Err(TransactionError::AccountInUse);
             }
         }