diff --git a/tests/pass_through_unit_tests/test_pass_through_unit_tests.py b/tests/pass_through_unit_tests/test_pass_through_unit_tests.py
index 0c62e776e9c..501fe24e65e 100644
--- a/tests/pass_through_unit_tests/test_pass_through_unit_tests.py
+++ b/tests/pass_through_unit_tests/test_pass_through_unit_tests.py
@@ -45,6 +45,18 @@ def mock_request():
     class QueryParams:
         def __init__(self):
             self._dict = {}
+        
+        def __iter__(self):
+            return iter(self._dict.items())
+        
+        def items(self):
+            return self._dict.items()
+        
+        def keys(self):
+            return self._dict.keys()
+        
+        def values(self):
+            return self._dict.values()
 
     class MockRequest:
         def __init__(
diff --git a/tests/test_litellm/passthrough/test_passthrough_main.py b/tests/test_litellm/passthrough/test_passthrough_main.py
index a2008c2f336..de413e4e07d 100644
--- a/tests/test_litellm/passthrough/test_passthrough_main.py
+++ b/tests/test_litellm/passthrough/test_passthrough_main.py
@@ -182,6 +182,18 @@ def mock_request():
     class QueryParams:
         def __init__(self):
             self._dict = {}
+        
+        def __iter__(self):
+            return iter(self._dict.items())
+        
+        def items(self):
+            return self._dict.items()
+        
+        def keys(self):
+            return self._dict.keys()
+        
+        def values(self):
+            return self._dict.values()
 
     class MockRequest:
         def __init__(
@@ -291,7 +303,7 @@ async def test_pass_through_request_stream_param_override(
             "POST",
             httpx.URL("https://api.anthropic.com/v1/messages"),
             json=request_body,
-            params=None,
+            params={},
             headers={
                 "Authorization": "Bearer test-key"
             },
@@ -393,7 +405,7 @@ async def test_pass_through_request_stream_param_no_override(
             headers={
                 "Authorization": "Bearer test-key"
             },
-            params=None,
+            params={},
             json=request_body,
         )