diff --git a/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestNewsResourceDao.kt b/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestNewsResourceDao.kt
index 7d1a2cd5f..555bc2938 100644
--- a/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestNewsResourceDao.kt
+++ b/core/data/src/test/java/com/google/samples/apps/nowinandroid/core/data/testdoubles/TestNewsResourceDao.kt
@@ -63,7 +63,7 @@ class TestNewsResourceDao : NewsResourceDao {
                 result
             }
 
-    override fun getOneOffNewsResources(): List<PopulatedNewsResource> = emptyList()
+    override suspend fun getOneOffNewsResources(): List<PopulatedNewsResource> = emptyList()
 
     override suspend fun insertOrIgnoreNewsResources(
         entities: List<NewsResourceEntity>,
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 be16501c5..e891dcfdc 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
@@ -43,7 +43,7 @@ class TestTopicDao : TopicDao {
         getTopicEntities()
             .map { topics -> topics.filter { it.id in ids } }
 
-    override fun getOneOffTopicEntities(): List<TopicEntity> = emptyList()
+    override suspend fun getOneOffTopicEntities(): List<TopicEntity> = emptyList()
 
     override suspend fun insertOrIgnoreTopics(topicEntities: List<TopicEntity>): List<Long> {
         // Keep old values over new values