https

Source commit: 1966c81c5fe2acd336c7897ef226ac85cfe8d10e

source/core/WebDAVFileSystem.cpp

@@ -1325,7 +1325,7 @@ void __fastcall TWebDAVFileSystem::Source(
           // But it announces itself as "Server: Apache",
           // so it's not reliable to autodetect the support.
           // Microsoft Office alegedly uses <Win32LastModifiedTime>
-          // http://sabre.io/dav/clients/msoffice/
+          // https://sabre.io/dav/clients/msoffice/
           // Carot DAV does that too. But we do not know what server does support this.
           TouchAction.Cancel();
         }