diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseFileApi.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseFileApi.java
index c4a0acc0..c2dd408f 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseFileApi.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/api/CourseFileApi.java
@@ -265,7 +265,7 @@ public class CourseFileApi extends ApiBaseController {
                 MultimediaInfo m = new MultimediaObject(new File(fileFullPath), new DefaultFFMPEGLocator() {
                     @Override
                     public String getExecutablePath() {
-                        return "/usr/local/opt/ffmpeg";
+                        return "/usr/local/opt/ffmpeg/ffmpeg";
                     }
                 }).getInfo();
                 Long ls = m.getDuration() / 1000;//秒