diff --git a/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs b/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
index faac362ff..c6b77cc9f 100644
--- a/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
+++ b/src/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
@@ -52,6 +52,7 @@ namespace NzbDrone.Api.Frontend.Mappers
             resourceUrl = resourceUrl.ToLowerInvariant();
 
             return !resourceUrl.StartsWith("/content") &&
+                   !resourceUrl.StartsWith("/mediacover") &&
                    !resourceUrl.Contains(".") &&
                    !resourceUrl.StartsWith("/login");
         }
diff --git a/src/NzbDrone.Api/Frontend/Mappers/MediaCoverMapper.cs b/src/NzbDrone.Api/Frontend/Mappers/MediaCoverMapper.cs
index a4e5fb8f2..8a5626cf2 100644
--- a/src/NzbDrone.Api/Frontend/Mappers/MediaCoverMapper.cs
+++ b/src/NzbDrone.Api/Frontend/Mappers/MediaCoverMapper.cs
@@ -1,3 +1,4 @@
+using System;
 using System.IO;
 using System.Text.RegularExpressions;
 using NLog;
@@ -42,7 +43,7 @@ namespace NzbDrone.Api.Frontend.Mappers
 
         public override bool CanHandle(string resourceUrl)
         {
-            return resourceUrl.StartsWith("/MediaCover");
+            return resourceUrl.StartsWith("/MediaCover", StringComparison.InvariantCultureIgnoreCase);
         }
     }
-}
\ No newline at end of file
+}