diff --git a/docs/fileutil.md b/docs/fileutil.md
index e039a61..1b9b949 100644
--- a/docs/fileutil.md
+++ b/docs/fileutil.md
@@ -131,7 +131,7 @@ func main() {
 <b>Signature:</b>
 
 ```go
-func CopyFile(srcFilePath string, dstFilePath string) error
+func CopyFile(srcPath string, dstPath string) error
 ```
 
 <b>Example:</b>
diff --git a/docs/fileutil_zh-CN.md b/docs/fileutil_zh-CN.md
index 5b5896e..61a63cf 100644
--- a/docs/fileutil_zh-CN.md
+++ b/docs/fileutil_zh-CN.md
@@ -131,7 +131,7 @@ func main() {
 <b>函数签名:</b>
 
 ```go
-func CopyFile(srcFilePath string, dstFilePath string) error
+func CopyFile(srcPath string, dstPath string) error
 ```
 
 <b>示例:</b>
diff --git a/fileutil/file.go b/fileutil/file.go
index b8dd825..ee8c3ac 100644
--- a/fileutil/file.go
+++ b/fileutil/file.go
@@ -69,14 +69,14 @@ func RemoveFile(path string) error {
 
 // CopyFile copy src file to dest file.
 // Play: https://go.dev/play/p/Jg9AMJMLrJi
-func CopyFile(srcFilePath string, dstFilePath string) error {
-	srcFile, err := os.Open(srcFilePath)
+func CopyFile(srcPath string, dstPath string) error {
+	srcFile, err := os.Open(srcPath)
 	if err != nil {
 		return err
 	}
 	defer srcFile.Close()
 
-	distFile, err := os.Create(dstFilePath)
+	distFile, err := os.Create(dstPath)
 	if err != nil {
 		return err
 	}