diff --git a/PEAR/Downloader.php b/PEAR/Downloader.php
index 42e632fff..c8a2f9ffd 100644
--- a/PEAR/Downloader.php
+++ b/PEAR/Downloader.php
@@ -850,7 +850,7 @@ function _getPackageDownloadUrl($parr)
                !($base = $chan->getBaseURL('REST1.0', $preferred_mirror))
               )
         ) {
-            return $this->raiseError($parr['channel'] . ' is using a unsupported protocol - This should never happen.');
+            return $this->raiseError($parr['channel'] . ' is using an unsupported protocol - This should never happen. Use --force to continue');
         }
 
         if ($base2) {