diff -ru typo3_src-4.4.4/typo3/sysext/scheduler/class.tx_scheduler_croncmd.php typo3_src-4.4.4.new/typo3/sysext/scheduler/class.tx_scheduler_croncmd.php
--- typo3_src-4.4.4/typo3/sysext/scheduler/class.tx_scheduler_croncmd.php	2010-10-06 10:40:06.000000000 +0200
+++ typo3_src-4.4.4.new/typo3/sysext/scheduler/class.tx_scheduler_croncmd.php	2010-11-19 12:14:12.000000000 +0100
@@ -142,8 +142,8 @@
 							if ($increased_value !== false) {
 								$this->values[$i] = $increased_value;
 
-									// Update day list if month was changed
-								if ($i == 3) {
+									// Update day list if month or year was changed
+								if ($i >= 3) {
 									$this->valid_values[2] = $this->getDayList($this->values[3], $this->values[4]);
 
 										// Check if day had already a valid start value, if not set a new one
@@ -155,11 +155,6 @@
 								break;
 							} else {
 								$this->values[$i] = $this->valid_values[$i][0];
-
-									// Update day list if month was changed
-								if ($i == 3) {
-									$this->valid_values[2] = $this->getDayList($this->values[3], $this->values[4]+1);
-								}
 							}
 						}
 					}
@@ -318,4 +313,4 @@
 	include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/scheduler/class.tx_scheduler_croncmd.php']);
 }
 
-?>
\ No newline at end of file
+?>