diff --git a/pear/PEAR/Installer.php b/pear/PEAR/Installer.php
index 590c11f122e..09f343dea4f 100644
--- a/pear/PEAR/Installer.php
+++ b/pear/PEAR/Installer.php
@@ -402,8 +402,13 @@ class PEAR_Installer extends PEAR_Common
         $this->validatePackageInfo($pkginfo, $errors, $warnings);
         // XXX We allow warnings, have we to do it?
         if (count($errors)) {
-            return $this->raiseError("The following errors where found:\n".
-                                     implode("\n", $errors));
+            if (empty($options['force'])) {
+                return $this->raiseError("The following errors where found (use force option to install anyway):\n".
+                                         implode("\n", $errors));
+            } else {
+                $this->log(0, "warning : the following errors were found:\n".
+                           implode("\n", $errors));
+            }
         }
 
         $pkgname = $pkginfo['package'];