diff --git a/dbms/src/Storages/MergeTree/ReplicatedMergeTreeLogEntry.cpp b/dbms/src/Storages/MergeTree/ReplicatedMergeTreeLogEntry.cpp
index 6f48055318be..7aac3128930c 100644
--- a/dbms/src/Storages/MergeTree/ReplicatedMergeTreeLogEntry.cpp
+++ b/dbms/src/Storages/MergeTree/ReplicatedMergeTreeLogEntry.cpp
@@ -109,7 +109,7 @@ void ReplicatedMergeTreeLogEntryData::readText(ReadBuffer & in)
 
     in >> "format version: " >> format_version >> "\n";
 
-    if (format_version < 1 || format_version > 5)
+    if (format_version < 1 || format_version > 4)
         throw Exception("Unknown ReplicatedMergeTreeLogEntry format version: " + DB::toString(format_version), ErrorCodes::UNKNOWN_FORMAT_VERSION);
 
     if (format_version >= 2)