diff --git a/Tranga/Chapter.cs b/Tranga/Chapter.cs
index 3178458..a699cb5 100644
--- a/Tranga/Chapter.cs
+++ b/Tranga/Chapter.cs
@@ -19,7 +19,7 @@ public readonly struct Chapter : IComparable
     public string fileName { get; }
     
     private static readonly Regex LegalCharacters = new (@"([A-z]*[0-9]* *\.*-*,*\]*\[*'*\'*\)*\(*~*!*)*");
-    private static readonly Regex IllegalStrings = new(@"Vol(ume)?.?", RegexOptions.IgnoreCase);
+    private static readonly Regex IllegalStrings = new(@"(Vol(ume)?|Ch(apter)?)\.?", RegexOptions.IgnoreCase);
     private static readonly Regex Digits = new(@"[0-9\.]*");
     public Chapter(Manga parentManga, string? name, string? volumeNumber, string chapterNumber, string url)
     {
diff --git a/Tranga/MangaConnectors/MangaDex.cs b/Tranga/MangaConnectors/MangaDex.cs
index 08c4bac..aef00df 100644
--- a/Tranga/MangaConnectors/MangaDex.cs
+++ b/Tranga/MangaConnectors/MangaDex.cs
@@ -252,7 +252,7 @@ public class MangaDex : MangaConnector
         Log($"Retrieving chapter-info {chapter} {chapterParentManga}");
         //Request URLs for Chapter-Images
         RequestResult requestResult =
-            downloadClient.MakeRequest($"https://api.mangadex.org/at-home/server/{chapter.url}?forcePort443=false'", RequestType.MangaDexImage);
+            downloadClient.MakeRequest($"https://api.mangadex.org/at-home/server/{chapter.url}?forcePort443=false", RequestType.MangaDexImage);
         if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
         {
             progressToken?.Cancel();