diff --git a/tests/integration/test_aiohttp.py b/tests/integration/test_aiohttp.py
index 55f21b7..55f9a89 100644
--- a/tests/integration/test_aiohttp.py
+++ b/tests/integration/test_aiohttp.py
@@ -154,7 +154,7 @@ def test_post(tmpdir, scheme, body, caplog):
 def test_params(tmpdir, scheme):
     url = scheme + "://httpbin.org/get"
     headers = {"Content-Type": "application/json"}
-    params = {"a": 1, "b": False, "c": "c"}
+    params = {"a": 1, "b": 2, "c": "c"}
 
     with vcr.use_cassette(str(tmpdir.join("get.yaml"))) as cassette:
         _, response_json = get(url, output="json", params=params, headers=headers)
@@ -168,7 +168,7 @@ def test_params(tmpdir, scheme):
 def test_params_same_url_distinct_params(tmpdir, scheme):
     url = scheme + "://httpbin.org/get"
     headers = {"Content-Type": "application/json"}
-    params = {"a": 1, "b": False, "c": "c"}
+    params = {"a": 1, "b": 2, "c": "c"}
 
     with vcr.use_cassette(str(tmpdir.join("get.yaml"))) as cassette:
         _, response_json = get(url, output="json", params=params, headers=headers)
diff --git a/vcr/stubs/aiohttp_stubs.py b/vcr/stubs/aiohttp_stubs.py
index 959e394..f95ee7c 100644
--- a/vcr/stubs/aiohttp_stubs.py
+++ b/vcr/stubs/aiohttp_stubs.py
@@ -244,8 +244,6 @@ def vcr_request(cassette, real_request):
 
         request_url = URL(url)
         if params:
-            for k, v in params.items():
-                params[k] = str(v)
             request_url = URL(url).with_query(params)
 
         c_header = headers.pop(hdrs.COOKIE, None)