diff --git a/src/main/java/com/magamochi/catalog/service/MangaUpdateService.java b/src/main/java/com/magamochi/catalog/service/MangaUpdateService.java
index cc26912..263bfd5 100644
--- a/src/main/java/com/magamochi/catalog/service/MangaUpdateService.java
+++ b/src/main/java/com/magamochi/catalog/service/MangaUpdateService.java
@@ -71,12 +71,28 @@ public class MangaUpdateService {
   }
 
   private MangaDataDTO fetchExternalMangaData(Manga manga) {
+    Exception fetchException = null;
+
     if (nonNull(manga.getAniListId())) {
-      return aniListService.getMangaDataById(manga.getAniListId());
+      try {
+        return aniListService.getMangaDataById(manga.getAniListId());
+      } catch (Exception e) {
+        log.warn("Failed to fetch manga data from AniList for Manga ID {}", manga.getId(), e);
+        fetchException = e;
+      }
     }
 
     if (nonNull(manga.getMalId())) {
-      return myAnimeListService.getMangaDataById(manga.getMalId());
+      try {
+        return myAnimeListService.getMangaDataById(manga.getMalId());
+      } catch (Exception e) {
+        log.warn("Failed to fetch manga data from MyAnimeList for Manga ID {}", manga.getId(), e);
+        fetchException = e;
+      }
+    }
+
+    if (nonNull(fetchException)) {
+      throw (RuntimeException) fetchException;
     }
 
     throw new IllegalStateException(