diff --git a/xExtension-CustomCSS/extension.php b/xExtension-CustomCSS/extension.php
index 1874eef..856eeb1 100644
--- a/xExtension-CustomCSS/extension.php
+++ b/xExtension-CustomCSS/extension.php
@@ -6,7 +6,7 @@ class CustomCSSExtension extends Minz_Extension {
 	public function init() {
 		$this->registerTranslates();
 
-		$current_user = Minz_Session::param('currentUser');
+		$current_user = Minz_Session::paramString('currentUser');
 		$filename =  'style.' . $current_user . '.css';
 		$filepath = join_path($this->getPath(), 'static', $filename);
 
@@ -18,7 +18,7 @@ class CustomCSSExtension extends Minz_Extension {
 	public function handleConfigureAction() {
 		$this->registerTranslates();
 
-		$current_user = Minz_Session::param('currentUser');
+		$current_user = Minz_Session::paramString('currentUser');
 		$filename =  'style.' . $current_user . '.css';
 		$staticPath = join_path($this->getPath(), 'static');
 		$filepath = join_path($staticPath, $filename);
diff --git a/xExtension-CustomJS/extension.php b/xExtension-CustomJS/extension.php
index f4fb5ad..91604b6 100644
--- a/xExtension-CustomJS/extension.php
+++ b/xExtension-CustomJS/extension.php
@@ -6,7 +6,7 @@ class CustomJSExtension extends Minz_Extension {
 	public function init() {
 		$this->registerTranslates();
 
-		$current_user = Minz_Session::param('currentUser');
+		$current_user = Minz_Session::paramString('currentUser');
 		$filename =  'script.' . $current_user . '.js';
 		$filepath = join_path($this->getPath(), 'static', $filename);
 
@@ -18,7 +18,7 @@ class CustomJSExtension extends Minz_Extension {
 	public function handleConfigureAction() {
 		$this->registerTranslates();
 
-		$current_user = Minz_Session::param('currentUser');
+		$current_user = Minz_Session::paramString('currentUser');
 		$filename =  'script.' . $current_user . '.js';
 		$staticPath = join_path($this->getPath(), 'static');
 		$filepath = join_path($staticPath, $filename);