diff --git a/ChangeLog b/ChangeLog
index 202189a0c..49ccdbcd1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,6 +8,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 3.1.5.0 (not yet released)
 - patch #2739001 [export] XML does not allow spaces in element names, 
   thanks to Derek Schaefer - drummingds1
+- bug #2780722 [import] Incorrect maximum file size 
 
 3.1.4.0 (2009-04-25)
 + patch #1808339 [doc] Apache SSLOptions and StdEnvVars FAQ,
diff --git a/libraries/common.lib.php b/libraries/common.lib.php
index 262d48fd1..b94d9e5cb 100644
--- a/libraries/common.lib.php
+++ b/libraries/common.lib.php
@@ -140,7 +140,9 @@ function PMA_getIcon($icon, $alternate = '', $container = false, $force_text = f
  */
 function PMA_displayMaximumUploadSize($max_upload_size)
 {
-    list($max_size, $max_unit) = PMA_formatByteDown($max_upload_size);
+    // I have to reduce the second parameter (sensitiveness) from 6 to 4
+    // to avoid weird results like 512 kKib
+    list($max_size, $max_unit) = PMA_formatByteDown($max_upload_size, 4);
     return '(' . sprintf($GLOBALS['strMaximumSize'], $max_size, $max_unit) . ')';
 }