diff --git a/is_themecore/src/Hook/Smarty.php b/is_themecore/src/Hook/Smarty.php
index 70796a4..ba81265 100644
--- a/is_themecore/src/Hook/Smarty.php
+++ b/is_themecore/src/Hook/Smarty.php
@@ -8,14 +8,49 @@ class Smarty extends AbstractHook
         'actionDispatcherBefore',
     ];
 
-    public function hookActionDispatcherBefore(): void
+public function hookActionDispatcherBefore(): void
     {
-        $this->context->smarty->registerPlugin('function', 'generateImagesSources', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'generateImagesSources']);
-        $this->context->smarty->registerPlugin('function', 'generateImageSvgPlaceholder', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'generateImageSvgPlaceholder']);
-        $this->context->smarty->registerPlugin('function', 'appendParamToUrl', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'appendParamToUrl']);
-        $this->context->smarty->registerPlugin('block', 'images_block', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'imagesBlock']);
-        $this->context->smarty->registerPlugin('block', 'cms_images_block', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'cmsImagesBlock']);
-        $this->context->smarty->registerPlugin('block', 'display_mobile', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'displayMobileBlock']);
-        $this->context->smarty->registerPlugin('block', 'display_desktop', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'displayDesktopBlock']);
+        if (!isset($this->context->smarty->registered_plugins['function']['generateImagesSources'])) {
+            $this->context->smarty->registerPlugin('function', 'generateImagesSources', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'generateImagesSources']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['function']['generateImageSvgPlaceholder'])) {
+            $this->context->smarty->registerPlugin('function', 'generateImageSvgPlaceholder', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'generateImageSvgPlaceholder']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['function']['appendParamToUrl'])) {
+            $this->context->smarty->registerPlugin('function', 'appendParamToUrl', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'appendParamToUrl']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['block']['images_block'])) {
+            $this->context->smarty->registerPlugin('block', 'images_block', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'imagesBlock']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['block']['cms_images_block'])) {
+            $this->context->smarty->registerPlugin('block', 'cms_images_block', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'cmsImagesBlock']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['block']['display_mobile'])) {
+            $this->context->smarty->registerPlugin('block', 'display_mobile', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'displayMobileBlock']);
+        } else {
+            return;
+        }
+        
+        if (!isset($this->context->smarty->registered_plugins['block']['display_desktop'])) {
+            $this->context->smarty->registerPlugin('block', 'display_desktop', ['Oksydan\Module\IsThemeCore\Core\Smarty\SmartyHelperFunctions', 'displayDesktopBlock']);
+        } else {
+            return;
+        }
     }
 }
+}