diff --git a/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/status/WorkManagerSyncManager.kt b/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/status/WorkManagerSyncManager.kt
index 90f065c2e..9131e4888 100644
--- a/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/status/WorkManagerSyncManager.kt
+++ b/sync/work/src/main/java/com/google/samples/apps/nowinandroid/sync/status/WorkManagerSyncManager.kt
@@ -38,7 +38,7 @@ class WorkManagerSyncManager @Inject constructor(
 ) : SyncManager {
     override val isSyncing: Flow<Boolean> =
         WorkManager.getInstance(context).getWorkInfosForUniqueWorkFlow(SyncWorkName)
-            .map(MutableList<WorkInfo>::anyRunning)
+            .map(List<WorkInfo>::anyRunning)
             .conflate()
 
     override fun requestSync() {