diff --git a/GameEngine/Technology.php b/GameEngine/Technology.php
index a7eb6594..5b8dab82 100644
--- a/GameEngine/Technology.php
+++ b/GameEngine/Technology.php
@@ -699,10 +699,11 @@ private function trainUnit($unit,$amt,$great=false) {
 	}
 
 	public function finishTech() {
-		global $database,$village;
-		$q = "UPDATE ".TB_PREFIX."research SET timestamp=".(time()-1)." WHERE vref = ".$village->wid;
-		$database->query($q);
-	}
+        	global $database,$village;
+        	$q = "UPDATE ".TB_PREFIX."research SET timestamp=".(time()-1)." WHERE vref = ".$village->wid;
+        	$result = $database->query($q);
+        	return mysql_affected_rows();
+    	}  
 
 	public function calculateAvaliable($id,$resarray=array()) {
 		global $village,$generator,${'r'.$id};