diff --git a/libs/sysplugins/smarty_internal_template.php b/libs/sysplugins/smarty_internal_template.php
index d7d3ae13..3678a48c 100644
--- a/libs/sysplugins/smarty_internal_template.php
+++ b/libs/sysplugins/smarty_internal_template.php
@@ -275,11 +275,13 @@ class Smarty_Internal_Template extends Smarty_Internal_Data {
             Smarty_Internal_Debug::end_compile($this);
         }
         // release objects to free memory
-        foreach (Smarty_Internal_TemplateCompilerBase::$_tag_objects as $i => $d)  {
-			unset(Smarty_Internal_TemplateCompilerBase::$_tag_objects[$i]);
-		}
-        unset ($this->compiler_object->parser->root_buffer,$this->compiler_object->parser->current_buffer,$this->compiler_object->parser,
-        	$this->compiler_object->lex,$this->compiler_object->template,$this->compiler_object); 
+		Smarty_Internal_TemplateCompilerBase::$_tag_objects = array();	
+        $this->compiler_object->parser->root_buffer = null;
+        $this->compiler_object->parser->current_buffer = null;
+        $this->compiler_object->parser = null;
+        $this->compiler_object->lex = null;
+        $this->compiler_object->template = null;
+        $this->compiler_object = null; 
     } 
 
     /**
diff --git a/libs/sysplugins/smarty_internal_utility.php b/libs/sysplugins/smarty_internal_utility.php
index 63ffe5ea..b532e4a1 100644
--- a/libs/sysplugins/smarty_internal_utility.php
+++ b/libs/sysplugins/smarty_internal_utility.php
@@ -87,23 +87,15 @@ class Smarty_Internal_Utility {
                         echo ' is up to date';
                         flush();
                     }
-					// free memory
-                    foreach ($this->smarty->template_objects as $key => $d) 
-                    {
-                    	unset($this->smarty->template_objects[$key]); 
-                    }
-                    $this->smarty->template_objects = array();
-                    foreach ($_tpl->smarty->template_objects as $key => $d) 
-                    {
-                    	unset($_tpl->smarty->template_objects[$key]); 
-                    }
-                    $_tpl->smarty->template_objects = array();
-                    unset($_tpl);
                 }
                 catch (Exception $e) {
                     echo 'Error: ', $e->getMessage(), "<br><br>";
                     $_error_count++;
                 } 
+				// free memory
+                $this->smarty->template_objects = array();
+                $_tpl->smarty->template_objects = array();
+                $_tpl = null;
                 if ($max_errors !== null && $_error_count == $max_errors) {
                     echo '<br><br>too many errors';
                     exit();