diff --git a/app/src/main/kotlin/at/bitfire/davdroid/syncadapter/SyncManager.kt b/app/src/main/kotlin/at/bitfire/davdroid/syncadapter/SyncManager.kt
index 35518141..972fa892 100644
--- a/app/src/main/kotlin/at/bitfire/davdroid/syncadapter/SyncManager.kt
+++ b/app/src/main/kotlin/at/bitfire/davdroid/syncadapter/SyncManager.kt
@@ -164,7 +164,7 @@ abstract class SyncManager<ResourceType: LocalResource<*>, out CollectionType: L
             var remoteSyncState = queryCapabilities()
 
             Logger.log.info("Processing local deletes/updates")
-            val modificationsPresent = processLocallyDeleted() || uploadDirty()
+            val modificationsPresent = processLocallyDeleted() or uploadDirty()     // bitwise OR guarantees that both expressions are evaluated
 
             if (extras.contains(Syncer.SYNC_EXTRAS_FULL_RESYNC)) {
                 Logger.log.info("Forcing re-synchronization of all entries")