diff --git a/tests/integration/test_aiohttp.py b/tests/integration/test_aiohttp.py
index 0835c34..49cf993 100644
--- a/tests/integration/test_aiohttp.py
+++ b/tests/integration/test_aiohttp.py
@@ -440,3 +440,19 @@ def test_not_allow_redirects(tmpdir, mockbin):
         assert response.url.path == "/redirect/308/5"
         assert response.status == 308
         assert cassette.play_count == 1
+
+
+def test_filter_query_parameters(tmpdir, httpbin):
+    url = httpbin + "?password=secret"
+    path = str(tmpdir.join("query_param_filter.yaml"))
+
+    with vcr.use_cassette(path, filter_query_parameters=["password"]) as cassette:
+        get(url)
+
+    assert "password" not in cassette.requests[0].url
+    assert "secret" not in cassette.requests[0].url
+
+    with open(path) as f:
+        cassette_content = f.read()
+        assert "password" not in cassette_content
+        assert "secret" not in cassette_content
diff --git a/tests/integration/test_filter.py b/tests/integration/test_filter.py
index a6910f1..19d2f69 100644
--- a/tests/integration/test_filter.py
+++ b/tests/integration/test_filter.py
@@ -45,13 +45,18 @@ def test_filter_basic_auth(tmpdir, httpbin):
 
 
 def test_filter_querystring(tmpdir, httpbin):
-    url = httpbin.url + "/?foo=bar"
+    url = httpbin.url + "/?password=secret"
     cass_file = str(tmpdir.join("filter_qs.yaml"))
-    with vcr.use_cassette(cass_file, filter_query_parameters=["foo"]):
+    with vcr.use_cassette(cass_file, filter_query_parameters=["password"]):
         urlopen(url)
-    with vcr.use_cassette(cass_file, filter_query_parameters=["foo"]) as cass:
+    with vcr.use_cassette(cass_file, filter_query_parameters=["password"]) as cass:
         urlopen(url)
-        assert "foo" not in cass.requests[0].url
+        assert "password" not in cass.requests[0].url
+        assert "secret" not in cass.requests[0].url
+    with open(cass_file) as f:
+        cassette_content = f.read()
+        assert "password" not in cassette_content
+        assert "secret" not in cassette_content
 
 
 def test_filter_post_data(tmpdir, httpbin):
diff --git a/vcr/stubs/aiohttp_stubs.py b/vcr/stubs/aiohttp_stubs.py
index 7b8ddc9..50faf22 100644
--- a/vcr/stubs/aiohttp_stubs.py
+++ b/vcr/stubs/aiohttp_stubs.py
@@ -66,7 +66,7 @@ def build_response(vcr_request, vcr_response, history):
         headers=_deserialize_headers(vcr_request.headers),
         real_url=URL(vcr_request.url),
     )
-    response = MockClientResponse(vcr_request.method, URL(vcr_response.get("url")), request_info=request_info)
+    response = MockClientResponse(vcr_request.method, URL(vcr_request.url), request_info=request_info)
     response.status = vcr_response["status"]["code"]
     response._body = vcr_response["body"].get("string", b"")
     response.reason = vcr_response["status"]["message"]
@@ -163,7 +163,6 @@ async def record_response(cassette, vcr_request, response):
         "status": {"code": response.status, "message": response.reason},
         "headers": _serialize_headers(response.headers),
         "body": body,
-        "url": str(response.url),
     }
 
     cassette.append(vcr_request, vcr_response)