diff --git a/app/code/community/Inviqa/SymfonyContainer/Model/ConfigurationBuilder.php b/app/code/community/Inviqa/SymfonyContainer/Model/ConfigurationBuilder.php
index c8f404f..d584c1b 100644
--- a/app/code/community/Inviqa/SymfonyContainer/Model/ConfigurationBuilder.php
+++ b/app/code/community/Inviqa/SymfonyContainer/Model/ConfigurationBuilder.php
@@ -71,7 +71,7 @@ private function _collectConfigFolders()
     private function _addModuleFolders($folders)
     {
         foreach ($this->_config->getNode('modules')->children() as $name => $module) {
-            if ($module->active) {
+            if ((string) $module->active == 'true') {
                 $folders[] = $this->_config->getModuleDir('etc', $name);
             }
         }
diff --git a/app/code/spec/Inviqa/SymfonyContainer/Model/ConfigurationBuilderSpec.php b/app/code/spec/Inviqa/SymfonyContainer/Model/ConfigurationBuilderSpec.php
index 5fc0eef..fa8ec3f 100644
--- a/app/code/spec/Inviqa/SymfonyContainer/Model/ConfigurationBuilderSpec.php
+++ b/app/code/spec/Inviqa/SymfonyContainer/Model/ConfigurationBuilderSpec.php
@@ -64,10 +64,10 @@ function it_creates_configuration_with_additional_module_etc_folders_if_active(M
     {
         $configNode->children()->willReturn([
             'module1' => (object)[
-                'active' => true
+                'active' => 'true'
             ],
             'module2' => (object)[
-                'active' => true
+                'active' => 'true'
             ]
         ]);
 
@@ -83,10 +83,10 @@ function it_creates_configuration_omitting_inactive_modules(MageConfigNode $conf
     {
         $configNode->children()->willReturn([
             'module1' => (object)[
-                'active' => true
+                'active' => 'true'
             ],
             'module2' => (object)[
-                'active' => false
+                'active' => 'false'
             ]
         ]);