diff --git a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
index 7f2ac1ef..f3cede8c 100644
--- a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
+++ b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
@@ -812,8 +812,8 @@ public class MicroPhotoService extends Service {
         long ts = System.currentTimeMillis() / 1000;
         // long val = (ts << 24);
         long val = 0;
-        val |= ((long)channel << 16);
-        val |= ((long)preset << 8);
+        val |= ((long)channel << 12);
+        val |= ((long)preset << 4);
         val |= photoOrVideo ? 0L : 1L;
 
         schedules.add(Long.valueOf(val));