diff --git a/doc/index.md b/doc/index.md
index d37b071..8e7291c 100644
--- a/doc/index.md
+++ b/doc/index.md
@@ -67,12 +67,6 @@ oneup_flysystem:
 
             # optional - defines the default visibility of directories: `public` or `private` (default)
             directory_visibility: private
-             
-        # example - using environment variable for adapter
-        my_dynamic_filesystem:
-            adapter: '%app.filesystem_dynamic.adapter%'
-            visibility: private
-            directory_visibility: private
 ```
 
 There are a bunch of adapters for you to use:
diff --git a/src/DependencyInjection/OneupFlysystemExtension.php b/src/DependencyInjection/OneupFlysystemExtension.php
index 151e615..394deb4 100644
--- a/src/DependencyInjection/OneupFlysystemExtension.php
+++ b/src/DependencyInjection/OneupFlysystemExtension.php
@@ -29,9 +29,6 @@ public function load(array $configs, ContainerBuilder $container): void
         $configuration = new Configuration($adapterFactories);
         $config = $this->processConfiguration($configuration, $configs);
 
-        /** @var array $config */
-        $config = $container->resolveEnvPlaceholders($config, true);
-
         $loader->load('adapters.xml');
         $loader->load('flysystem.xml');