diff --git a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvWriter.java b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvWriter.java
index 476111892..989c926ed 100644
--- a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvWriter.java
+++ b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvWriter.java
@@ -58,7 +58,7 @@ public final class CsvWriter implements Closeable, Flushable, Serializable {
 	 */
 	private boolean isFirstLine = true;
 
-	// --------------------------------------------------------------------------------------------------- Constructor start
+	// region ----- Constructors
 
 	/**
 	 * 构造，覆盖已有文件（如果存在），默认编码UTF-8
@@ -141,7 +141,10 @@ public final class CsvWriter implements Closeable, Flushable, Serializable {
 	 * @param config   写出配置，null则使用默认配置
 	 */
 	public CsvWriter(final File file, final Charset charset, final boolean isAppend, final CsvWriteConfig config) {
-		this(FileUtil.getWriter(file, charset, isAppend), isAppend?(config==null?CsvWriteConfig.defaultConfig().setEndingLineBreak(true):config.setEndingLineBreak(true)):config);
+		this(FileUtil.getWriter(file, charset, isAppend),
+			// https://gitee.com/dromara/hutool/pulls/1011
+			isAppend?(config==null?CsvWriteConfig.defaultConfig().setEndingLineBreak(true)
+				:config.setEndingLineBreak(true)):config);
 	}
 
 	/**
@@ -163,7 +166,7 @@ public final class CsvWriter implements Closeable, Flushable, Serializable {
 		this.writer = (writer instanceof BufferedWriter) ? writer : new BufferedWriter(writer);
 		this.config = ObjUtil.defaultIfNull(config, CsvWriteConfig::defaultConfig);
 	}
-	// --------------------------------------------------------------------------------------------------- Constructor end
+	// endregion
 
 	/**
 	 * 设置是否始终使用文本分隔符，文本包装符，默认false，按需添加
diff --git a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvWriterTest.java b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvWriterTest.java
index 6028f85b5..28cf4be05 100644
--- a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvWriterTest.java
+++ b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvWriterTest.java
@@ -37,7 +37,7 @@ public class CsvWriterTest {
 		final CsvWriter writer = CsvUtil.getWriter(fileName, CharsetUtil.UTF_8);
 		final List<String> list = new ArrayList<>();
 		for (int i = 0; i < 10000; i++) {
-			list.add(i+"");
+			list.add(String.valueOf(i));
 		}
 		Console.log("{} : {}", fileName, list.size());
 		for (final String s : list) {
@@ -65,11 +65,11 @@ public class CsvWriterTest {
 	}
 
 	@Test
-	@Ignore
+	@Disabled
 	public void writeAppendTest(){
 		final CsvWriter writer = CsvUtil.getWriter(
 				FileUtil.file("d:/test/writeAppendTest.csv"),
-				CharsetUtil.CHARSET_GBK, true);
+				CharsetUtil.GBK, true);
 
 		writer.writeHeaderLine("name", "gender", "address");
 		writer.writeLine("张三", "男", "XX市XX区");