diff --git a/source-api/src/commonMain/kotlin/eu/kanade/tachiyomi/source/CatalogueSource.kt b/source-api/src/commonMain/kotlin/eu/kanade/tachiyomi/source/CatalogueSource.kt
index cd92a262e..af9a384f5 100644
--- a/source-api/src/commonMain/kotlin/eu/kanade/tachiyomi/source/CatalogueSource.kt
+++ b/source-api/src/commonMain/kotlin/eu/kanade/tachiyomi/source/CatalogueSource.kt
@@ -1,6 +1,5 @@
 package eu.kanade.tachiyomi.source
 
-import dev.icerock.moko.graphics.BuildConfig
 import eu.kanade.tachiyomi.source.model.FilterList
 import eu.kanade.tachiyomi.source.model.MangasPage
 import eu.kanade.tachiyomi.source.model.SManga
@@ -122,17 +121,7 @@ interface CatalogueSource : Source {
     ) {
         runCatching { fetchRelatedMangaList(manga) }
             .onSuccess { if (it.isNotEmpty()) pushResults(Pair("", it), false) }
-            .onFailure { e ->
-                @Suppress("KotlinConstantConditions")
-                if (BuildConfig.BUILD_TYPE == "release") {
-                    logcat(LogPriority.ERROR, e) { "## getRelatedMangaListByExtension: $e" }
-                } else {
-                    throw UnsupportedOperationException(
-                        "Extension doesn't support site's related entries," +
-                            " please report an issue to Komikku."
-                    )
-                }
-            }
+            .onFailure { e -> logcat(LogPriority.ERROR, e) { "## getRelatedMangaListByExtension: $e" } }
     }
 
     /**