diff --git a/src/Storages/MergeTree/MergeTreeDataMergerMutator.cpp b/src/Storages/MergeTree/MergeTreeDataMergerMutator.cpp
index 6c8b4a7ef57..2725abd8424 100644
--- a/src/Storages/MergeTree/MergeTreeDataMergerMutator.cpp
+++ b/src/Storages/MergeTree/MergeTreeDataMergerMutator.cpp
@@ -632,7 +632,7 @@ MergeTreeData::DataPartPtr MergeTreeDataMergerMutator::renameMergedTemporaryPart
                     + " instead of " + parts[i]->name, ErrorCodes::LOGICAL_ERROR);
     }
 
-    LOG_TRACE(log, "Merged {} parts: [{}, {}] -> []", parts.size(), parts.front()->name, parts.back()->name, new_data_part->name);
+    LOG_TRACE(log, "Merged {} parts: [{}, {}] -> {}", parts.size(), parts.front()->name, parts.back()->name, new_data_part->name);
     return new_data_part;
 }