diff --git a/src/FilterLists.Services/Wayback/WaybackService.cs b/src/FilterLists.Services/Wayback/WaybackService.cs
index e4f4e92c2..cd028ffc2 100644
--- a/src/FilterLists.Services/Wayback/WaybackService.cs
+++ b/src/FilterLists.Services/Wayback/WaybackService.cs
@@ -43,7 +43,7 @@ private static string ParseUrlRaw(Closest closest)
             var waybackUrl = closest.Url;
             var indexOfUrlModification = waybackUrl.GetNthIndexOfChar(5, '/');
             const string urlModification = "if_";
-            return waybackUrl.Substring(0, indexOfUrlModification) + urlModification +
+            return "https" + waybackUrl.Substring(4, indexOfUrlModification - 4) + urlModification +
                    waybackUrl.Substring(indexOfUrlModification);
         }