diff --git a/app/src/main/java/com/lagradost/cloudstream3/syncproviders/providers/OpenSubtitlesApi.kt b/app/src/main/java/com/lagradost/cloudstream3/syncproviders/providers/OpenSubtitlesApi.kt
index cd536892..d5d6400c 100644
--- a/app/src/main/java/com/lagradost/cloudstream3/syncproviders/providers/OpenSubtitlesApi.kt
+++ b/app/src/main/java/com/lagradost/cloudstream3/syncproviders/providers/OpenSubtitlesApi.kt
@@ -201,9 +201,9 @@ class OpenSubtitlesApi(index: Int) : InAppAuthAPIManager(index), AbstractSubApi
                 val attr = item.attributes ?: return@forEach
                 val featureDetails = attr.featDetails
                 //Use filename as name, if its valid
-                val filename = attr.files?.mapNotNull { subfile ->
-                    subfile.fileName ?: return@mapNotNull null
-                }?.firstOrNull()
+                val filename = attr.files?.firstNotNullOfOrNull { subfile ->
+                    subfile.fileName
+                }
                 //Use any valid name/title in hierarchy
                 val name = filename ?: featureDetails?.movieName ?: featureDetails?.title
                 ?: featureDetails?.parentTitle ?: attr.release ?: ""
@@ -334,4 +334,4 @@ class OpenSubtitlesApi(index: Int) : InAppAuthAPIManager(index), AbstractSubApi
         @JsonProperty("parent_tmdb_id") var parentTmdbId: Int? = null,
         @JsonProperty("parent_feature_id") var parentFeatureId: Int? = null
     )
-}
\ No newline at end of file
+}