diff --git a/dist/doofinder-p1.5-latest.zip b/dist/doofinder-p1.5-latest.zip
index 50181b1..7649f73 100644
Binary files a/dist/doofinder-p1.5-latest.zip and b/dist/doofinder-p1.5-latest.zip differ
diff --git a/doofinder.php b/doofinder.php
index 989568f..537ac6b 100644
--- a/doofinder.php
+++ b/doofinder.php
@@ -43,7 +43,7 @@ class Doofinder extends Module
 
   const GS_SHORT_DESCRIPTION = 1;
   const GS_LONG_DESCRIPTION = 2;
-  const VERSION = "1.5.8";
+  const VERSION = "1.5.9";
 
   const YES = 1;
   const NO = 0;
@@ -485,7 +485,11 @@ protected function getYesNoSelectFor($optname, $label)
 
   public function cfg($key, $default=null)
   {
-
-    return dfTools::cfg($this->context->id_shop, $key, $default);
+    if(isset($this->context->id_shop)){
+      return dfTools::cfg($this->context->id_shop, $key, $default);
+    }
+    else{
+      return dfTools::cfg(null, $key, $default);
+    }
   }
 }
diff --git a/package.json b/package.json
index 5d6590a..4caf220 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "doofinder-for-prestashop",
-  "version": "1.5.8",
+  "version": "1.5.9",
   "devDependencies": {
     "grunt": "^0.4.5",
     "grunt-contrib-clean": "^0.5.0",