diff --git a/src/fastmcp/server/openapi.py b/src/fastmcp/server/openapi.py
index 443496c6b..e94ef179b 100644
--- a/src/fastmcp/server/openapi.py
+++ b/src/fastmcp/server/openapi.py
@@ -368,7 +368,7 @@ class OpenAPITool(Tool):
 
                     # Handle deepObject style for object parameters
                     if (
-                        param_style == "deepObject" 
+                        param_style == "deepObject"
                         and isinstance(param_value, dict)
                         and len(param_value) > 0
                     ):