diff --git a/hyperglass/api/models/cert_import.py b/hyperglass/api/models/cert_import.py
index be4dc99..6107556 100644
--- a/hyperglass/api/models/cert_import.py
+++ b/hyperglass/api/models/cert_import.py
@@ -10,5 +10,7 @@ from hyperglass.configuration.models._utils import StrictBytes
 
 
 class EncodedRequest(BaseModel):
+    """Certificate request model."""
+
     device: StrictStr
     encoded: Union[StrictStr, StrictBytes]