diff --git a/dbms/src/IO/WriteIntText.h b/dbms/src/IO/WriteIntText.h
index 187635a5ff9..e08fdbcbb7a 100644
--- a/dbms/src/IO/WriteIntText.h
+++ b/dbms/src/IO/WriteIntText.h
@@ -188,9 +188,9 @@ namespace detail
 #if 1
     inline void writeSIntText(__int128 x, WriteBuffer & buf)
     {
-        static const __int128 max_int128 = __int128(0x8000000000000000ll) << 64;
+        static const __int128 min_int128 = __int128(0x8000000000000000ll) << 64;
 
-        if (unlikely(x == max_int128))
+        if (unlikely(x == min_int128))
         {
             buf.write("-170141183460469231731687303715884105728", 40);
             return;