diff --git a/app-nia-catalog/build.gradle.kts b/app-nia-catalog/build.gradle.kts
index 42ffd7039..1f9ac1e2a 100644
--- a/app-nia-catalog/build.gradle.kts
+++ b/app-nia-catalog/build.gradle.kts
@@ -47,7 +47,7 @@ android {
         missingDimensionStrategy(FlavorDimension.contentType.name, NiaFlavor.demo.name)
     }
 
-    packagingOptions {
+    packaging {
         resources {
             excludes.add("/META-INF/{AL2.0,LGPL2.1}")
         }
@@ -55,7 +55,7 @@ android {
     namespace = "com.google.samples.apps.niacatalog"
 
     buildTypes {
-        val release by getting {
+        release {
             // To publish on the Play store a private signing key is required, but to allow anyone
             // who clones the code to sign and run the release variant, use the debug signing key.
             // TODO: Abstract the signing configuration to a separate file to avoid hardcoding this.
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 42dee2602..e172ed8bb 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -39,7 +39,7 @@ android {
     }
 
     buildTypes {
-        val debug by getting {
+        debug {
             applicationIdSuffix = NiaBuildType.DEBUG.applicationIdSuffix
         }
         val release by getting {
@@ -52,7 +52,7 @@ android {
             // TODO: Abstract the signing configuration to a separate file to avoid hardcoding this.
             signingConfig = signingConfigs.getByName("debug")
         }
-        val benchmark by creating {
+        create("benchmark") {
             // Enable all the optimizations from release build through initWith(release).
             initWith(release)
             matchingFallbacks.add("release")
@@ -65,7 +65,7 @@ android {
         }
     }
 
-    packagingOptions {
+    packaging {
         resources {
             excludes.add("/META-INF/{AL2.0,LGPL2.1}")
         }
diff --git a/benchmarks/build.gradle.kts b/benchmarks/build.gradle.kts
index fa8aeefb0..fb46ae63f 100644
--- a/benchmarks/build.gradle.kts
+++ b/benchmarks/build.gradle.kts
@@ -39,7 +39,7 @@ android {
         // This benchmark buildType is used for benchmarking, and should function like your
         // release build (for example, with minification on). It's signed with a debug key
         // for easy local/CI testing.
-        val benchmark by creating {
+        create("benchmark") {
             // Keep the build type debuggable so we can attach a debugger if needed.
             isDebuggable = true
             signingConfig = signingConfigs.getByName("debug")
diff --git a/build-logic/convention/src/main/kotlin/AndroidLibraryConventionPlugin.kt b/build-logic/convention/src/main/kotlin/AndroidLibraryConventionPlugin.kt
index 5b2f76edb..275a26620 100644
--- a/build-logic/convention/src/main/kotlin/AndroidLibraryConventionPlugin.kt
+++ b/build-logic/convention/src/main/kotlin/AndroidLibraryConventionPlugin.kt
@@ -20,6 +20,7 @@ import com.google.samples.apps.nowinandroid.configureFlavors
 import com.google.samples.apps.nowinandroid.configureGradleManagedDevices
 import com.google.samples.apps.nowinandroid.configureKotlinAndroid
 import com.google.samples.apps.nowinandroid.configurePrintApksTask
+import com.google.samples.apps.nowinandroid.disableUnnecessaryAndroidTests
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.artifacts.VersionCatalogsExtension
@@ -44,6 +45,7 @@ class AndroidLibraryConventionPlugin : Plugin<Project> {
             }
             extensions.configure<LibraryAndroidComponentsExtension> {
                 configurePrintApksTask(this)
+                disableUnnecessaryAndroidTests(target)
             }
             val libs = extensions.getByType<VersionCatalogsExtension>().named("libs")
             configurations.configureEach {
diff --git a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/AndroidInstrumentedTests.kt b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/AndroidInstrumentedTests.kt
new file mode 100644
index 000000000..d0c26e4e6
--- /dev/null
+++ b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/AndroidInstrumentedTests.kt
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2023 The Android Open Source Project
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *       https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ */
+
+package com.google.samples.apps.nowinandroid
+
+import com.android.build.api.variant.LibraryAndroidComponentsExtension
+import org.gradle.api.Project
+
+/**
+ * Disable unnecessary Android instrumented tests for the [project] if there is no `androidTest` folder.
+ * Otherwise, these projects would be compiled, packaged, installed and ran only to end-up with the following message:
+ *
+ * > Starting 0 tests on AVD
+ *
+ * Note: this could be improved by checking other potential sourceSets based on buildTypes and flavors.
+ */
+internal fun LibraryAndroidComponentsExtension.disableUnnecessaryAndroidTests(
+    project: Project,
+) = beforeVariants {
+    it.enableAndroidTest = it.enableAndroidTest
+        && project.projectDir.resolve("src/androidTest").exists()
+}
diff --git a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/GradleManagedDevices.kt b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/GradleManagedDevices.kt
index 624afeea9..8129defeb 100644
--- a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/GradleManagedDevices.kt
+++ b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/GradleManagedDevices.kt
@@ -20,7 +20,6 @@ import com.android.build.api.dsl.CommonExtension
 import com.android.build.api.dsl.ManagedVirtualDevice
 import org.gradle.api.Project
 import org.gradle.kotlin.dsl.invoke
-import java.util.Locale
 
 /**
  * Configure project for Gradle managed devices
@@ -55,7 +54,7 @@ private data class DeviceConfig(
     val systemImageSource: String,
 ) {
     val taskName = buildString {
-        append(device.toLowerCase(Locale.ROOT).replace(" ", ""))
+        append(device.lowercase().replace(" ", ""))
         append("api")
         append(apiLevel.toString())
         append(systemImageSource.replace("-", ""))
diff --git a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/Jacoco.kt b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/Jacoco.kt
index a34cd7c1c..d801d7b69 100644
--- a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/Jacoco.kt
+++ b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/Jacoco.kt
@@ -27,6 +27,7 @@ import org.gradle.kotlin.dsl.withType
 import org.gradle.testing.jacoco.plugins.JacocoPluginExtension
 import org.gradle.testing.jacoco.plugins.JacocoTaskExtension
 import org.gradle.testing.jacoco.tasks.JacocoReport
+import java.util.Locale
 
 private val coverageExclusions = listOf(
     // Android
@@ -36,6 +37,10 @@ private val coverageExclusions = listOf(
     "**/Manifest*.*"
 )
 
+private fun String.capitalize() = replaceFirstChar {
+    if (it.isLowerCase()) it.titlecase(Locale.getDefault()) else it.toString()
+}
+
 internal fun Project.configureJacoco(
     androidComponentsExtension: AndroidComponentsExtension<*, *, *>,
 ) {
diff --git a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/KotlinAndroid.kt b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/KotlinAndroid.kt
index e800d0570..65a734895 100644
--- a/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/KotlinAndroid.kt
+++ b/build-logic/convention/src/main/kotlin/com/google/samples/apps/nowinandroid/KotlinAndroid.kt
@@ -62,7 +62,6 @@ internal fun Project.configureKotlinAndroid(
                 // Enable experimental coroutines APIs, including Flow
                 "-opt-in=kotlinx.coroutines.ExperimentalCoroutinesApi",
                 "-opt-in=kotlinx.coroutines.FlowPreview",
-                "-opt-in=kotlin.Experimental",
             )
         }
     }
diff --git a/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestTopicDao.kt b/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestTopicDao.kt
index e891dcfdc..a52cc86f6 100644
--- a/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestTopicDao.kt
+++ b/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestTopicDao.kt
@@ -53,10 +53,6 @@ class TestTopicDao : TopicDao {
         return topicEntities.map { it.id.toLong() }
     }
 
-    override suspend fun updateTopics(entities: List<TopicEntity>) {
-        throw NotImplementedError("Unused in tests")
-    }
-
     override suspend fun upsertTopics(entities: List<TopicEntity>) {
         // Overwrite old values with new values
         entitiesStateFlow.update { oldValues ->
diff --git a/core/database/build.gradle.kts b/core/database/build.gradle.kts
index 10eb4363c..a9c711ae3 100644
--- a/core/database/build.gradle.kts
+++ b/core/database/build.gradle.kts
@@ -14,8 +14,6 @@
  * limitations under the License.
  */
 
-// TODO: Remove once https://youtrack.jetbrains.com/issue/KTIJ-19369 is fixed
-@Suppress("DSL_SCOPE_VIOLATION")
 plugins {
     id("nowinandroid.android.library")
     id("nowinandroid.android.library.jacoco")
diff --git a/core/database/src/main/java/com/google/samples/apps/nowinandroid/core/database/dao/TopicDao.kt b/core/database/src/main/java/com/google/samples/apps/nowinandroid/core/database/dao/TopicDao.kt
index 693a85b77..e876458ee 100644
--- a/core/database/src/main/java/com/google/samples/apps/nowinandroid/core/database/dao/TopicDao.kt
+++ b/core/database/src/main/java/com/google/samples/apps/nowinandroid/core/database/dao/TopicDao.kt
@@ -20,7 +20,6 @@ import androidx.room.Dao
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
-import androidx.room.Update
 import androidx.room.Upsert
 import com.google.samples.apps.nowinandroid.core.database.model.TopicEntity
 import kotlinx.coroutines.flow.Flow
@@ -58,12 +57,6 @@ interface TopicDao {
     @Insert(onConflict = OnConflictStrategy.IGNORE)
     suspend fun insertOrIgnoreTopics(topicEntities: List<TopicEntity>): List<Long>
 
-    /**
-     * Updates [entities] in the db that match the primary key, and no-ops if they don't
-     */
-    @Update
-    suspend fun updateTopics(entities: List<TopicEntity>)
-
     /**
      * Inserts or updates [entities] in the db under the specified primary keys
      */
diff --git a/core/datastore/build.gradle.kts b/core/datastore/build.gradle.kts
index 59a3a8e32..a9ec7a78f 100644
--- a/core/datastore/build.gradle.kts
+++ b/core/datastore/build.gradle.kts
@@ -14,8 +14,6 @@
  * limitations under the License.
  */
 
-// TODO: Remove once https://youtrack.jetbrains.com/issue/KTIJ-19369 is fixed
-@Suppress("DSL_SCOPE_VIOLATION")
 plugins {
     id("nowinandroid.android.library")
     id("nowinandroid.android.library.jacoco")
@@ -43,10 +41,10 @@ protobuf {
     generateProtoTasks {
         all().forEach { task ->
             task.builtins {
-                val java by registering {
+                register("java") {
                     option("lite")
                 }
-                val kotlin by registering {
+                register("kotlin") {
                     option("lite")
                 }
             }
diff --git a/core/model/build.gradle.kts b/core/model/build.gradle.kts
index edfcc4596..d49c5b3ee 100644
--- a/core/model/build.gradle.kts
+++ b/core/model/build.gradle.kts
@@ -13,8 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-// TODO: Remove once https://youtrack.jetbrains.com/issue/KTIJ-19369 is fixed
-@Suppress("DSL_SCOPE_VIOLATION")
+
 plugins {
     id("kotlin")
 }
diff --git a/docs/ArchitectureLearningJourney.md b/docs/ArchitectureLearningJourney.md
index 9d7c77e1c..925858111 100644
--- a/docs/ArchitectureLearningJourney.md
+++ b/docs/ArchitectureLearningJourney.md
@@ -64,7 +64,7 @@ Here's what's happening in each step. The easiest way to find the associated cod
    </td>
    <td>On app startup, a <a href="https://developer.android.com/topic/libraries/architecture/workmanager">WorkManager</a> job to sync all repositories is enqueued.
    </td>
-   <td><code>SyncInitializer.create</code>
+   <td><code>Sync.initialize</code>
    </td>
   </tr>
   <tr>
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 95b084fa7..ccfdeca99 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -6,7 +6,7 @@ androidxActivity = "1.7.0"
 androidxAppCompat = "1.5.1"
 androidxBrowser = "1.4.0"
 androidxComposeBom = "2023.01.00"
-androidxComposeCompiler = "1.4.4"
+androidxComposeCompiler = "1.4.5"
 androidxComposeMaterial3 = "1.1.0-alpha06"
 androidxComposeRuntimeTracing = "1.0.0-alpha01"
 androidxCore = "1.9.0"
@@ -37,11 +37,11 @@ hilt = "2.44.2"
 hiltExt = "1.0.0"
 jacoco = "0.8.7"
 junit4 = "4.13.2"
-kotlin = "1.8.10"
+kotlin = "1.8.20"
 kotlinxCoroutines = "1.6.4"
 kotlinxDatetime = "0.4.0"
 kotlinxSerializationJson = "1.5.0"
-ksp = "1.8.10-1.0.9"
+ksp = "1.8.20-1.0.11"
 lint = "30.3.1"
 okhttp = "4.10.0"
 protobuf = "3.21.12"
diff --git a/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/services/SyncNotificationsService.kt b/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/services/SyncNotificationsService.kt
index 1d182dda1..e51e30164 100644
--- a/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/services/SyncNotificationsService.kt
+++ b/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/services/SyncNotificationsService.kt
@@ -19,10 +19,11 @@ package com.google.samples.apps.nowinandroid.sync.services
 import com.google.firebase.messaging.FirebaseMessagingService
 import com.google.firebase.messaging.RemoteMessage
 import com.google.samples.apps.nowinandroid.core.data.util.SyncManager
-import com.google.samples.apps.nowinandroid.sync.initializers.SYNC_TOPIC
 import dagger.hilt.android.AndroidEntryPoint
 import javax.inject.Inject
 
+private const val SYNC_TOPIC_SENDER = "/topics/sync"
+
 @AndroidEntryPoint
 class SyncNotificationsService : FirebaseMessagingService() {
 
@@ -30,7 +31,7 @@ class SyncNotificationsService : FirebaseMessagingService() {
     lateinit var syncManager: SyncManager
 
     override fun onMessageReceived(message: RemoteMessage) {
-        if (SYNC_TOPIC == message.from) {
+        if (SYNC_TOPIC_SENDER == message.from) {
             syncManager.requestSync()
         }
     }