diff --git a/app/build.gradle b/app/build.gradle
index 8b648be..7008905 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 29
     useLibrary 'org.apache.http.legacy'
 
     defaultConfig {
diff --git a/app/release/app-release-3.6.3a.apk b/app/release/app-release-3.6.3a.apk
new file mode 100644
index 0000000..ccb8645
Binary files /dev/null and b/app/release/app-release-3.6.3a.apk differ
diff --git a/app/release/app-release.apk b/app/release/app-release.apk
index 0ac5488..ccb8645 100644
Binary files a/app/release/app-release.apk and b/app/release/app-release.apk differ
diff --git a/app/release/output-metadata.json b/app/release/output-metadata.json
index b7070f3..bc309a3 100644
--- a/app/release/output-metadata.json
+++ b/app/release/output-metadata.json
@@ -10,8 +10,8 @@
     {
       "type": "SINGLE",
       "filters": [],
-      "versionCode": 87,
-      "versionName": "3.6.2",
+      "versionCode": 88,
+      "versionName": "3.6.3a",
       "outputFile": "app-release.apk"
     }
   ]
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index d08dd70..c5a75d6 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -17,6 +17,7 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
+    <uses-permission android:name="android.permission.ACCESS_BACKGROUND_LOCATION" />
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
diff --git a/app/src/main/java/uk/org/openseizuredetector/OsdUtil.java b/app/src/main/java/uk/org/openseizuredetector/OsdUtil.java
index 6520b20..1a2dafb 100644
--- a/app/src/main/java/uk/org/openseizuredetector/OsdUtil.java
+++ b/app/src/main/java/uk/org/openseizuredetector/OsdUtil.java
@@ -99,6 +99,7 @@ public class OsdUtil implements ActivityCompat.OnRequestPermissionsResultCallbac
     private final String[] SMS_PERMISSIONS = {
             Manifest.permission.SEND_SMS,
             Manifest.permission.ACCESS_FINE_LOCATION,
+            Manifest.permission.ACCESS_BACKGROUND_LOCATION,
             Manifest.permission.READ_PHONE_STATE,
     };