diff --git a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
index 906b617c..1015b98e 100644
--- a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
+++ b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
@@ -1619,7 +1619,7 @@ public class MicroPhotoService extends Service {
             SignalStrength ss = telephonyManager.getSignalStrength();
 
             if (ss != null) {
-                return (ss.getGsmSignalStrength() << 24) | (ss.getLevel() & 0xFF);
+                return (ss.getGsmSignalStrength() << 8) | (ss.getLevel() & 0xFF);
             }
         } catch (Exception ex) {
         }