diff --git a/app/libs/android.jar b/app/libs/android.jar
index 66649a878..4aa6dfa5b 100644
Binary files a/app/libs/android.jar and b/app/libs/android.jar differ
diff --git a/app/libs/libcore.jar b/app/libs/libcore.jar
index a43e54f3b..b555d822f 100644
Binary files a/app/libs/libcore.jar and b/app/libs/libcore.jar differ
diff --git a/app/src/test/java/com/stevesoltys/seedvault/metadata/MetadataManagerTest.kt b/app/src/test/java/com/stevesoltys/seedvault/metadata/MetadataManagerTest.kt
index f049a8271..fc289249e 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/metadata/MetadataManagerTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/metadata/MetadataManagerTest.kt
@@ -57,6 +57,7 @@ import kotlin.random.Random
 @Suppress("DEPRECATION")
 @RunWith(AndroidJUnit4::class)
 @Config(
+    sdk = [34], // TODO: Drop once robolectric supports 35
     application = TestApp::class
 )
 class MetadataManagerTest {
@@ -342,7 +343,7 @@ class MetadataManagerTest {
 
     @Test
     fun `test onPackageBackedUp()`() {
-        packageInfo.applicationInfo.flags = FLAG_SYSTEM
+        packageInfo.applicationInfo!!.flags = FLAG_SYSTEM
         val updatedMetadata = initialMetadata.copy(
             time = time,
             packageMetadataMap = PackageMetadataMap() // otherwise this isn't copied, but referenced
diff --git a/app/src/test/java/com/stevesoltys/seedvault/plugins/saf/DocumentFileTest.kt b/app/src/test/java/com/stevesoltys/seedvault/plugins/saf/DocumentFileTest.kt
index 2aead4e65..b29e82ceb 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/plugins/saf/DocumentFileTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/plugins/saf/DocumentFileTest.kt
@@ -24,6 +24,7 @@ import org.robolectric.annotation.Config
 
 @RunWith(AndroidJUnit4::class)
 @Config(
+    sdk = [34], // TODO: Drop once robolectric supports 35
     application = TestApp::class
 )
 internal class DocumentFileTest {
diff --git a/app/src/test/java/com/stevesoltys/seedvault/plugins/webdav/WebDavStoragePluginTest.kt b/app/src/test/java/com/stevesoltys/seedvault/plugins/webdav/WebDavStoragePluginTest.kt
index 8472fe5a7..c5389a4a5 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/plugins/webdav/WebDavStoragePluginTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/plugins/webdav/WebDavStoragePluginTest.kt
@@ -28,6 +28,7 @@ import kotlin.random.Random
 
 @RunWith(AndroidJUnit4::class)
 @Config(
+    sdk = [34], // TODO: Drop once robolectric supports 35
     application = TestApp::class
 )
 internal class WebDavStoragePluginTest : TransportTest() {
diff --git a/app/src/test/java/com/stevesoltys/seedvault/restore/AppSelectionManagerTest.kt b/app/src/test/java/com/stevesoltys/seedvault/restore/AppSelectionManagerTest.kt
index 5333c1f98..d6c85b575 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/restore/AppSelectionManagerTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/restore/AppSelectionManagerTest.kt
@@ -35,12 +35,16 @@ import org.junit.jupiter.api.Assertions.assertNull
 import org.junit.jupiter.api.Assertions.assertTrue
 import org.junit.jupiter.api.Assertions.fail
 import org.junit.runner.RunWith
+import org.robolectric.annotation.Config
 import java.io.ByteArrayInputStream
 import java.io.IOException
 import kotlin.random.Random
 
 @RunWith(AndroidJUnit4::class)
 @OptIn(ExperimentalCoroutinesApi::class)
+@Config(
+    sdk = [34] // TODO: Drop once robolectric supports 35
+)
 internal class AppSelectionManagerTest : TransportTest() {
 
     private val storagePluginManager: StoragePluginManager = mockk()
diff --git a/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkBackupRestoreTest.kt b/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkBackupRestoreTest.kt
index e1c7ed81d..12c5761cc 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkBackupRestoreTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkBackupRestoreTest.kt
@@ -118,12 +118,12 @@ internal class ApkBackupRestoreTest : TransportTest() {
     fun `test backup and restore with a split`(@TempDir tmpDir: Path) = runBlocking {
         val apkBytes = byteArrayOf(0x04, 0x05, 0x06)
         val tmpFile = File(tmpDir.toAbsolutePath().toString())
-        packageInfo.applicationInfo.sourceDir = File(tmpFile, "test.apk").apply {
+        packageInfo.applicationInfo!!.sourceDir = File(tmpFile, "test.apk").apply {
             assertTrue(createNewFile())
             writeBytes(apkBytes)
         }.absolutePath
         packageInfo.splitNames = arrayOf(splitName)
-        packageInfo.applicationInfo.splitSourceDirs = arrayOf(File(tmpFile, "split.apk").apply {
+        packageInfo.applicationInfo!!.splitSourceDirs = arrayOf(File(tmpFile, "split.apk").apply {
             assertTrue(createNewFile())
             writeBytes(splitBytes)
         }.absolutePath)
@@ -167,7 +167,7 @@ internal class ApkBackupRestoreTest : TransportTest() {
         coEvery { storagePlugin.getInputStream(token, name) } returns inputStream
         every { pm.getPackageArchiveInfo(capture(apkPath), any<Int>()) } returns packageInfo
         every { applicationInfo.loadIcon(pm) } returns icon
-        every { pm.getApplicationLabel(packageInfo.applicationInfo) } returns appName
+        every { pm.getApplicationLabel(packageInfo.applicationInfo!!) } returns appName
         every {
             splitCompatChecker.isCompatible(metadata.deviceName, listOf(splitName))
         } returns true
diff --git a/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkRestoreTest.kt b/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkRestoreTest.kt
index adccad1bf..808723d25 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkRestoreTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/restore/install/ApkRestoreTest.kt
@@ -281,7 +281,7 @@ internal class ApkRestoreTest : TransportTest() {
         } returns apkInputStream
         every { pm.getPackageArchiveInfo(any(), any<Int>()) } returns packageInfo
         every { applicationInfo.loadIcon(pm) } returns icon
-        every { pm.getApplicationLabel(packageInfo.applicationInfo) } returns appName
+        every { pm.getApplicationLabel(packageInfo.applicationInfo!!) } returns appName
         coEvery {
             apkInstaller.install(match { it.size == 1 }, packageName, installerName, any())
         } returns installResult
@@ -706,7 +706,7 @@ internal class ApkRestoreTest : TransportTest() {
         coEvery { storagePlugin.getInputStream(token, name) } returns apkInputStream
         every { pm.getPackageArchiveInfo(any(), any<Int>()) } returns packageInfo
         every { applicationInfo.loadIcon(pm) } returns icon
-        every { pm.getApplicationLabel(packageInfo.applicationInfo) } returns appName
+        every { pm.getApplicationLabel(packageInfo.applicationInfo!!) } returns appName
     }
 
     private suspend fun TurbineTestContext<InstallResult>.assertQueuedFailFinished() {
diff --git a/app/src/test/java/com/stevesoltys/seedvault/restore/install/DeviceInfoTest.kt b/app/src/test/java/com/stevesoltys/seedvault/restore/install/DeviceInfoTest.kt
index 66d36c788..ce9f5fa9e 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/restore/install/DeviceInfoTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/restore/install/DeviceInfoTest.kt
@@ -27,6 +27,7 @@ import kotlin.random.Random
 
 @RunWith(AndroidJUnit4::class)
 @Config(
+    sdk = [34], // TODO: Drop once robolectric supports 35
     application = TestApp::class
 )
 internal class DeviceInfoTest {
diff --git a/app/src/test/java/com/stevesoltys/seedvault/worker/ApkBackupTest.kt b/app/src/test/java/com/stevesoltys/seedvault/worker/ApkBackupTest.kt
index 2159ff32d..facc4d42a 100644
--- a/app/src/test/java/com/stevesoltys/seedvault/worker/ApkBackupTest.kt
+++ b/app/src/test/java/com/stevesoltys/seedvault/worker/ApkBackupTest.kt
@@ -82,7 +82,7 @@ internal class ApkBackupTest : BackupTest() {
 
     @Test
     fun `does not back up test-only apps`() = runBlocking {
-        packageInfo.applicationInfo.flags = FLAG_TEST_ONLY
+        packageInfo.applicationInfo!!.flags = FLAG_TEST_ONLY
 
         every { settingsManager.isBackupEnabled(any()) } returns true
         every { settingsManager.backupApks() } returns true
@@ -91,7 +91,7 @@ internal class ApkBackupTest : BackupTest() {
 
     @Test
     fun `does not back up system apps`() = runBlocking {
-        packageInfo.applicationInfo.flags = FLAG_SYSTEM
+        packageInfo.applicationInfo!!.flags = FLAG_SYSTEM
 
         every { settingsManager.isBackupEnabled(any()) } returns true
         every { settingsManager.backupApks() } returns true
@@ -100,7 +100,7 @@ internal class ApkBackupTest : BackupTest() {
 
     @Test
     fun `does not back up the same version`() = runBlocking {
-        packageInfo.applicationInfo.flags = FLAG_UPDATED_SYSTEM_APP
+        packageInfo.applicationInfo!!.flags = FLAG_UPDATED_SYSTEM_APP
         val packageMetadata = packageMetadata.copy(
             version = packageInfo.longVersionCode
         )
@@ -112,7 +112,7 @@ internal class ApkBackupTest : BackupTest() {
 
     @Test
     fun `does back up the same version when signatures changes`() {
-        packageInfo.applicationInfo.sourceDir = "/tmp/doesNotExist"
+        packageInfo.applicationInfo!!.sourceDir = "/tmp/doesNotExist"
 
         expectChecks()
 
@@ -140,7 +140,7 @@ internal class ApkBackupTest : BackupTest() {
     fun `test successful APK backup`(@TempDir tmpDir: Path) = runBlocking {
         val apkBytes = byteArrayOf(0x04, 0x05, 0x06)
         val tmpFile = File(tmpDir.toAbsolutePath().toString())
-        packageInfo.applicationInfo.sourceDir = File(tmpFile, "test.apk").apply {
+        packageInfo.applicationInfo!!.sourceDir = File(tmpFile, "test.apk").apply {
             assertTrue(createNewFile())
             writeBytes(apkBytes)
         }.absolutePath
@@ -174,7 +174,7 @@ internal class ApkBackupTest : BackupTest() {
         // create base APK
         val apkBytes = byteArrayOf(0x04, 0x05, 0x06) // not random because of hash
         val tmpFile = File(tmpDir.toAbsolutePath().toString())
-        packageInfo.applicationInfo.sourceDir = File(tmpFile, "test.apk").apply {
+        packageInfo.applicationInfo!!.sourceDir = File(tmpFile, "test.apk").apply {
             assertTrue(createNewFile())
             writeBytes(apkBytes)
         }.absolutePath
@@ -187,7 +187,7 @@ internal class ApkBackupTest : BackupTest() {
         val split1Sha256 = "ZqZ1cVH47lXbEncWx-Pc4L6AdLZOIO2lQuXB5GypxB4"
         val split2Bytes = byteArrayOf(0x01, 0x02, 0x03)
         val split2Sha256 = "A5BYxvLAy0ksUzsKTRTvd8wPeKvMztUofYShogEc-4E"
-        packageInfo.applicationInfo.splitSourceDirs = arrayOf(
+        packageInfo.applicationInfo!!.splitSourceDirs = arrayOf(
             File(tmpFile, "test-$split1Name.apk").apply {
                 assertTrue(createNewFile())
                 writeBytes(split1Bytes)
diff --git a/contactsbackup/libs/com.android.vcard.jar b/contactsbackup/libs/com.android.vcard.jar
index bd4da8b60..9e744a96e 100644
Binary files a/contactsbackup/libs/com.android.vcard.jar and b/contactsbackup/libs/com.android.vcard.jar differ
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index da7bff75e..5e1efe7ae 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,14 +5,14 @@
 
 [versions]
 # Gradle plugin versions
-androidGradlePlugin = "8.5.1"
+androidGradlePlugin = "8.6.0"
 protobufPlugin = "0.9.4"
 ktlint = "11.5.0"
 
 # Android SDK versions
-compileSdk = "34"
+compileSdk = "35"
 minSdk = "34"
-targetSdk = "34"
+targetSdk = "35"
 
 # Test versions
 junit4 = "4.13.2"
@@ -31,47 +31,48 @@ espresso = "3.4.0"
 # 1.8.10 Android 14
 # 1.9.0 Android 14 (QPR2)
 # 1.9.22 Android 14 (QPR3)
-# Check: https://android.googlesource.com/platform/external/kotlinc/+/refs/tags/android-14.0.0_r53/build.txt
-kotlin = { strictly = "1.9.22" }
-ksp = "1.9.22-1.0.17" # Keep in match with kotlin version
+# 1.9.23 Android 15
+# Check: https://android.googlesource.com/platform/external/kotlinc/+/refs/tags/android-15.0.0_r1/build.txt
+kotlin = { strictly = "1.9.23" }
+ksp = "1.9.23-1.0.20" # Keep in match with kotlin version
 dokka = "1.9.20" # Dokka has no releases after 1.9.20
 
 # Lint versions
 lint-rules = { strictly = "0.1.0" }
 
 # Google versions
-# https://android.googlesource.com/platform/external/protobuf/+/refs/tags/android-14.0.0_r53/java/pom.xml#7
+# https://android.googlesource.com/platform/external/protobuf/+/refs/tags/android-15.0.0_r1/java/pom.xml#7
 protobuf = { strictly = "3.21.12" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/refs/tags/android-14.0.0_r53/current/extras/material-design-x/Android.bp#15
-material = { strictly = "1.7.0-alpha03" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/refs/tags/android-15.0.0_r1/current/extras/material-design-x/Android.bp#7
+material = { strictly = "1.11.0" }
 # careful with upgrading tink, so old backups continue to be decryptable
 # https://github.com/tink-crypto/tink-java/releases
 tink = { strictly = "1.10.0" }
 
 # Coroutines versions
-# https://android.googlesource.com/platform/external/kotlinx.coroutines/+/refs/tags/android-14.0.0_r53/CHANGES.md
+# https://android.googlesource.com/platform/external/kotlinx.coroutines/+/refs/tags/android-15.0.0_r1/CHANGES.md
 coroutines = { strictly = "1.7.3" } # AOSP has 1.7.2 but several libs require 1.7.3
 
 # AndroidX versions
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/room/room-ktx?autodive=0
-room = { strictly = "2.7.0-alpha01" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/core/core-ktx?autodive=0
-androidx-core = { strictly = "1.13.0-beta01" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/fragment/fragment-ktx?autodive=0
-androidx-fragment = { strictly = "1.7.0-beta01" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/activity/activity-ktx?autodive=0
-androidx-activity = { strictly = "1.9.0-alpha03" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/room/room-ktx?autodive=0
+room = { strictly = "2.7.0-alpha03" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/core/core-ktx?autodive=0
+androidx-core = { strictly = "1.14.0-alpha01" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/fragment/fragment-ktx?autodive=0
+androidx-fragment = { strictly = "1.8.0-rc01" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/activity/activity-ktx?autodive=0
+androidx-activity = { strictly = "1.9.2" } # 1.10.0-alpha01 in AOSP but has compile SDK version issues
 # https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r29/current/androidx/m2repository/androidx/preference/preference?autodive=0
 androidx-preference = { strictly = "1.2.0-alpha01" } # 1.3.0-alpha01 in AOSP but isn't released
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/lifecycle/lifecycle-viewmodel-ktx?autodive=0
-androidx-lifecycle-viewmodel-ktx = { strictly = "2.8.0-alpha02" }
-androidx-lifecycle-livedata-ktx = { strictly = "2.8.0-alpha02" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/constraintlayout/constraintlayout?autodive=0
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/lifecycle/lifecycle-viewmodel-ktx?autodive=0
+androidx-lifecycle-viewmodel-ktx = { strictly = "2.9.0-alpha01" }
+androidx-lifecycle-livedata-ktx = { strictly = "2.9.0-alpha01" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/constraintlayout/constraintlayout?autodive=0
 androidx-constraintlayout = { strictly = "2.2.0-alpha13" }
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/documentfile/documentfile?autodive=0
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/documentfile/documentfile?autodive=0
 androidx-documentfile = { strictly = "1.1.0-alpha01" } # 1.1.0-alpha02 in AOSP but isn't released
-# https://android.googlesource.com/platform/prebuilts/sdk/+/android-14.0.0_r53/current/androidx/m2repository/androidx/work/work-runtime-ktx?autodive=0
-androidx-work-runtime = { strictly = "2.10.0-alpha01" }
+# https://android.googlesource.com/platform/prebuilts/sdk/+/android-15.0.0_r1/current/androidx/m2repository/androidx/work/work-runtime-ktx?autodive=0
+androidx-work-runtime = { strictly = "2.10.0-alpha02" }
 
 [libraries]
 # Kotlin standard dependencies
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 2c3521197..a4b76b953 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 4573db85a..44a3ef755 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,8 +1,8 @@
-#Thu May 30 09:49:42 IST 2024
+#Mon Sep 09 11:23:59 IST 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=d725d707bfabd4dfdc958c624003b3c80accc03f7037b5122c4b1d0ef15cecab
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
+distributionSha256Sum=5b9c5eb3f9fc2c94abaea57d90bd78747ca117ddbbf96c859d3741181a12bf2a
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.10-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME