diff --git a/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/AvroToRowConverter.java b/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/AvroToRowConverter.java
index 898793c2413a..d35669cfeac1 100644
--- a/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/AvroToRowConverter.java
+++ b/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/AvroToRowConverter.java
@@ -120,7 +120,8 @@ private Object convertField(SeaTunnelDataType<?> dataType, Schema.Field field, O
                 return LocalDate.ofEpochDay((Long) val);
             case TIMESTAMP:
                 return LocalDateTime.ofInstant(
-                        Instant.ofEpochMilli((Long) val), ZoneOffset.of("+8"));
+                        Instant.ofEpochMilli((Long) val),
+                        ZoneOffset.of(ZoneOffset.systemDefault().getId()));
             case ROW:
                 SeaTunnelRowType subRow = (SeaTunnelRowType) dataType;
                 return converter((GenericRecord) val, subRow);
diff --git a/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/RowToAvroConverter.java b/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/RowToAvroConverter.java
index c237afdd8601..26759e662bc4 100644
--- a/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/RowToAvroConverter.java
+++ b/seatunnel-formats/seatunnel-format-avro/src/main/java/org/apache/seatunnel/format/avro/RowToAvroConverter.java
@@ -221,7 +221,9 @@ private Object resolveObject(Object data, SeaTunnelDataType<?> seaTunnelDataType
                 return recordBuilder.build();
             case TIMESTAMP:
                 LocalDateTime dateTime = (LocalDateTime) data;
-                return (dateTime).toInstant(ZoneOffset.of("+8")).toEpochMilli();
+                return (dateTime)
+                        .toInstant(ZoneOffset.of(ZoneOffset.systemDefault().getId()))
+                        .toEpochMilli();
             default:
                 String errorMsg =
                         String.format(