diff --git a/core/data/src/iosMain/kotlin/io/github/droidkaigi/confsched2022/KoinModules.kt b/core/data/src/iosMain/kotlin/io/github/droidkaigi/confsched2022/KoinModules.kt
index 53776f4f..5b318f05 100644
--- a/core/data/src/iosMain/kotlin/io/github/droidkaigi/confsched2022/KoinModules.kt
+++ b/core/data/src/iosMain/kotlin/io/github/droidkaigi/confsched2022/KoinModules.kt
@@ -8,6 +8,8 @@ import io.github.droidkaigi.confsched2022.data.DriverFactory
 import io.github.droidkaigi.confsched2022.data.NativeDriverFactory
 import io.github.droidkaigi.confsched2022.data.NetworkService
 import io.github.droidkaigi.confsched2022.data.SettingsDatastore
+import io.github.droidkaigi.confsched2022.data.announcement.DataAnnouncementsRepository
+import io.github.droidkaigi.confsched2022.data.announcement.AnnouncementsApi
 import io.github.droidkaigi.confsched2022.data.auth.AuthApi
 import io.github.droidkaigi.confsched2022.data.contributors.ContributorsApi
 import io.github.droidkaigi.confsched2022.data.contributors.DataContributorsRepository
@@ -42,10 +44,12 @@ public val dataModule: Module = module {
     singleOf(::AuthApi)
     singleOf(::SessionsApi)
     singleOf(::ContributorsApi)
+    singleOf(::AnnouncementsApi)
     singleOf<DriverFactory>(::NativeDriverFactory)
     singleOf(::DatabaseService)
     singleOf(::SessionsDao)
     singleOf(::DataContributorsRepository) bind ContributorsRepository::class
     singleOf(::DataSessionsRepository) bind SessionsRepository::class
     singleOf(::DataSponsorsRepository) bind SponsorsRepository::class
+    singleOf(::DataAnnouncementsRepository) bind DataAnnouncementsRepository::class
 }
diff --git a/core/testing/src/main/java/io/github/droidkaigi/confsched2022/testing/announcements/di/TestAnnouncementsDataModule.kt b/core/testing/src/main/java/io/github/droidkaigi/confsched2022/testing/announcements/di/TestAnnouncementsDataModule.kt
new file mode 100644
index 00000000..6eb74565
--- /dev/null
+++ b/core/testing/src/main/java/io/github/droidkaigi/confsched2022/testing/announcements/di/TestAnnouncementsDataModule.kt
@@ -0,0 +1,21 @@
+package io.github.droidkaigi.confsched2022.testing.announcements.di
+
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.components.SingletonComponent
+import dagger.hilt.testing.TestInstallIn
+import io.github.droidkaigi.confsched2022.data.announcement.FakeAnnouncementsRepository
+import io.github.droidkaigi.confsched2022.data.announcements.di.AnnouncementsDataModule
+import io.github.droidkaigi.confsched2022.model.AnnouncementsRepository
+
+@TestInstallIn(
+    components = [SingletonComponent::class],
+    replaces = [AnnouncementsDataModule::class]
+)
+@Module
+class TestAnnouncementsDataModule {
+    @Provides
+    fun provideAnnouncementsRepository(): AnnouncementsRepository {
+        return FakeAnnouncementsRepository()
+    }
+}