diff --git a/sbapp/buildozer.spec b/sbapp/buildozer.spec
index 42cd319..09f9530 100644
--- a/sbapp/buildozer.spec
+++ b/sbapp/buildozer.spec
@@ -10,7 +10,7 @@ source.exclude_patterns = app_storage/*,venv/*,Makefile,./Makefil*,requirements,
 
 version.regex = __version__ = ['"](.*)['"]
 version.filename = %(source.dir)s/main.py
-android.numeric_version = 20241020
+android.numeric_version = 20241213
 
 requirements = kivy==2.3.0,libbz2,pillow==10.2.0,qrcode==7.3.1,usb4a,usbserial4a,able_recipe,libwebp,libogg,libopus,opusfile,numpy,cryptography,ffpyplayer,codec2,pycodec2,sh,pynacl,typing-extensions
 
diff --git a/sbapp/sideband/sense.py b/sbapp/sideband/sense.py
index 843149e..82b7ddb 100644
--- a/sbapp/sideband/sense.py
+++ b/sbapp/sideband/sense.py
@@ -778,9 +778,9 @@ class Location(Sensor):
         return [
           struct.pack("!i", int(round(d["latitude"], 6)*1e6)),
           struct.pack("!i", int(round(d["longitude"], 6)*1e6)),
-          struct.pack("!I", int(round(d["altitude"], 2)*1e2)),
+          struct.pack("!i", int(round(d["altitude"], 2)*1e2)),
           struct.pack("!I", int(round(d["speed"], 2)*1e2)),
-          struct.pack("!I", int(round(d["bearing"], 2)*1e2)),
+          struct.pack("!i", int(round(d["bearing"], 2)*1e2)),
           struct.pack("!H", int(round(d["accuracy"], 2)*1e2)),
           d["last_update"],
         ]
@@ -796,9 +796,9 @@ class Location(Sensor):
         return {
           "latitude": struct.unpack("!i", packed[0])[0]/1e6,
           "longitude": struct.unpack("!i", packed[1])[0]/1e6,
-          "altitude": struct.unpack("!I", packed[2])[0]/1e2,
+          "altitude": struct.unpack("!i", packed[2])[0]/1e2,
           "speed": struct.unpack("!I", packed[3])[0]/1e2,
-          "bearing": struct.unpack("!I", packed[4])[0]/1e2,
+          "bearing": struct.unpack("!i", packed[4])[0]/1e2,
           "accuracy": struct.unpack("!H", packed[5])[0]/1e2,
           "last_update": packed[6],
         }