diff --git a/src/PHPToJavaScriptTransformer.php b/src/PHPToJavaScriptTransformer.php
index 57a6183..40e0a8f 100644
--- a/src/PHPToJavaScriptTransformer.php
+++ b/src/PHPToJavaScriptTransformer.php
@@ -116,7 +116,7 @@ protected function buildNamespaceDeclaration()
      */
     protected function buildVariableInitialization($key, $value)
     {
-        return "{$this->namespace}.{$key} = {$this->optimizeValueForJavaScript($value)};";
+        return "{$this->namespace}['{$key}'] = {$this->optimizeValueForJavaScript($value)};";
     }
 
     /**
@@ -245,4 +245,4 @@ protected function escape($value)
     {
         return str_replace(["\\", "'"], ["\\\\", "\'"], $value);
     }
-}
\ No newline at end of file
+}