diff --git a/openapi/__init__.py b/openapi/__init__.py
index f24bc22..1f6f2fc 100644
--- a/openapi/__init__.py
+++ b/openapi/__init__.py
@@ -1,4 +1,4 @@
 """Minimal OpenAPI asynchronous server application
 """
 
-__version__ = '0.8.4'
+__version__ = '0.8.5'
diff --git a/openapi/spec/path.py b/openapi/spec/path.py
index aba3df3..ffe316b 100644
--- a/openapi/spec/path.py
+++ b/openapi/spec/path.py
@@ -25,8 +25,8 @@ def insert_data(self, data, *, strict=True, body_schema='body_schema'):
         return data
 
     def get_filters(self, *, query=None, query_schema='query_schema'):
-        combined = MultiDict(self.request.query)
-        combined.update(query or {})
+        combined = MultiDict(query or ())
+        combined.update(self.request.query)
         try:
             params = self.cleaned(query_schema, combined, multiple=True)
         except web.HTTPNotImplemented:
diff --git a/readme.md b/readme.md
index 6797915..fdc1ba0 100644
--- a/readme.md
+++ b/readme.md
@@ -96,7 +96,6 @@ Messages take the form:
 }
 ```
 
-PP
 [aiohttp]: https://aiohttp.readthedocs.io/en/stable/
 [asyncpg]: https://github.com/MagicStack/asyncpg
 [dataclasses]: https://docs.python.org/3/library/dataclasses.html