diff --git a/twidere/src/main/kotlin/org/mariotaku/twidere/extension/api/MastodonExtensions.kt b/twidere/src/main/kotlin/org/mariotaku/twidere/extension/api/MastodonExtensions.kt
index 22ea7c549..15b9b7580 100644
--- a/twidere/src/main/kotlin/org/mariotaku/twidere/extension/api/MastodonExtensions.kt
+++ b/twidere/src/main/kotlin/org/mariotaku/twidere/extension/api/MastodonExtensions.kt
@@ -31,6 +31,7 @@ fun Mastodon.batchGetRelationships(ids: Collection<String>): Map<String, Relatio
     @Suppress("LoopToCallChain")
     for (i in indices step 100) {
         val batch = list.subArray(i until (i + 100).coerceAtMost(indices.last))
+        if (batch.isEmpty()) continue
         getRelationships(batch).forEach {
             result[it.id] = it
         }