diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 19862b2b4f2..a7554ed27e6 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -9999,6 +9999,8 @@ function printCommonFooter($zone = 'private')
 								// Add 'field required' class on closest td for all input elements : input, textarea and select
 								print 'jQuery(":input[name=\'' . $paramkey . '\']").closest("tr").find("td:first").addClass("fieldrequired");' . "\n";
 							}
+							// If we submit the cancel button we remove the required attributes
+							print 'jQuery("input[name=\'cancel\']").click(function() {jQuery("input, textarea, select").each(function(){this.removeAttribute(\'required\');});});'."\n";
 						}
 					}
 				}