diff --git a/hutool-core/src/main/java/cn/hutool/core/io/FileTypeUtil.java b/hutool-core/src/main/java/cn/hutool/core/io/FileTypeUtil.java
index cebe88de8..cb7d25f5b 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/FileTypeUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/FileTypeUtil.java
@@ -4,7 +4,6 @@ import cn.hutool.core.codec.HexUtil;
 import cn.hutool.core.text.StrUtil;
 
 import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Map;
@@ -194,7 +193,7 @@ public class FileTypeUtil {
 	 * @throws IORuntimeException  读取文件引起的异常
 	 */
 	public static String getType(File file,boolean isExact) throws IORuntimeException  {
-		FileInputStream in = null;
+		InputStream in = null;
 		try {
 			in = IoUtil.toStream(file);
 			return getType(in, file.getName(),isExact);
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java b/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
index 15a1a4941..33016d60b 100755
--- a/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
@@ -1763,6 +1763,7 @@ public class FileUtil extends PathUtil {
 	 * @param file 文件
 	 * @return 输入流
 	 * @throws IORuntimeException 文件未找到
+	 * @see IoUtil#toStream(File) 
 	 */
 	public static BufferedInputStream getInputStream(final File file) throws IORuntimeException {
 		return IoUtil.toBuffered(IoUtil.toStream(file));
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/IoUtil.java b/hutool-core/src/main/java/cn/hutool/core/io/IoUtil.java
index 739b68437..adf81e8c2 100755
--- a/hutool-core/src/main/java/cn/hutool/core/io/IoUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/IoUtil.java
@@ -23,7 +23,6 @@ import java.io.ByteArrayOutputStream;
 import java.io.Closeable;
 import java.io.File;
 import java.io.FileInputStream;
-import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.Flushable;
 import java.io.IOException;
@@ -38,6 +37,7 @@ import java.io.UnsupportedEncodingException;
 import java.io.Writer;
 import java.nio.CharBuffer;
 import java.nio.charset.Charset;
+import java.nio.file.Files;
 import java.util.Collection;
 import java.util.Objects;
 
@@ -525,15 +525,15 @@ public class IoUtil extends NioUtil {
 	}
 
 	/**
-	 * 文件转为{@link FileInputStream}
+	 * 文件转为{@link InputStream}
 	 *
 	 * @param file 文件
-	 * @return {@link FileInputStream}
+	 * @return {@link InputStream}
 	 */
-	public static FileInputStream toStream(final File file) {
+	public static InputStream toStream(final File file) {
 		try {
-			return new FileInputStream(file);
-		} catch (final FileNotFoundException e) {
+			return Files.newInputStream(file.toPath());
+		} catch (final IOException e) {
 			throw new IORuntimeException(e);
 		}
 	}