diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt
index 7c0de2124..32e32ff8f 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt
@@ -830,7 +830,13 @@ class ReaderViewModel @JvmOverloads constructor(
 
     fun getChapterUrl(): String? {
         val sChapter = getCurrentChapter()?.chapter ?: return null
-        val source = getSource() ?: return null
+        val source = if (manga?.source == MERGED_SOURCE_ID) {
+            state.value.mergedManga?.get(sChapter.manga_id)?.source?.let { sourceId ->
+                sourceManager.getOrStub(sourceId) as? HttpSource
+            }
+        } else {
+            getSource()
+        } ?: return null
 
         return try {
             source.getChapterUrl(sChapter)