diff --git a/secret_loader/__init__.py b/secret_loader/__init__.py
index a9f91db..6ace620 100644
--- a/secret_loader/__init__.py
+++ b/secret_loader/__init__.py
@@ -20,7 +20,7 @@ Secret loading order:
 3. [Pass: the standard unix password
    manager](https://www.passwordstore.org/). Most suited for personal
    usage; very unsuited for server environments. Requires `pass` installed
-   locally, and configuration of the `PASS_FOLDER` through one of the above
+   locally, and configuration of the `PASS_STORE_SUBFOLDER` through one of the above
    methods.
 4. Vault instance if configured. Suited for production environments.
 """
@@ -42,7 +42,7 @@ ENV_KEY_VAULT_URL = 'VAULT_URL'
 ENV_KEY_VAULT_TOKEN = 'VAULT_TOKEN'
 ENV_KEY_VAULT_MOUNT_POINT = 'VAULT_MOUNT_POINT'
 
-ENV_KEY_PASS_FOLDER = 'PASS_FOLDER'
+ENV_KEY_PASS_FOLDER = 'PASS_STORE_SUBFOLDER'
 
 class SecretLoader:
     """
@@ -111,9 +111,9 @@ class SecretLoader:
             return None
 
         cmd = ['pass', 'show', f'{self.pass_folder}/{env_key.lower()}']
-        process = subprocess.run(cmd, capture_output =  True, check = True)
-        print(process)
-
+        process = subprocess.run(cmd, capture_output =  True)
+        if process.returncode:
+            return None
         return process.stdout.decode('utf8')
 
     def _load_or_none_vault(self, env_key: str) -> str | None: