diff --git a/oidc-controller/api/core/config.py b/oidc-controller/api/core/config.py
index 5abde899..6237614b 100644
--- a/oidc-controller/api/core/config.py
+++ b/oidc-controller/api/core/config.py
@@ -222,7 +222,8 @@ class GlobalConfig(BaseSettings):
         os.environ.get("USE_OOB_LOCAL_DID_SERVICE", True)
     )
     USE_URL_DEEP_LINK: bool = strtobool(os.environ.get("USE_URL_DEEP_LINK", False))
-    WALLET_DEEP_LINK_URI_SCHEME: str = os.environ.get("WALLET_DEEP_LINK_URI_SCHEME", "bcwallet")
+    WALLET_DEEP_LINK_URI_SCHEME: str = os.environ.get("WALLET_DEEP_LINK_URI_SCHEME", 
+        "bcwallet")
     SET_NON_REVOKED: bool = strtobool(os.environ.get("SET_NON_REVOKED", True))
 
     model_config = ConfigDict(case_sensitive=True)