diff --git a/vcr/filters.py b/vcr/filters.py
index 627dbd4..b9c8b0e 100644
--- a/vcr/filters.py
+++ b/vcr/filters.py
@@ -1,4 +1,4 @@
-from six.moves.urllib.parse import urlparse, parse_qsl, urlencode
+from six.moves.urllib.parse import urlparse, urlencode, urlunparse
 import copy
 
 
@@ -11,15 +11,14 @@ def _remove_headers(request, headers_to_remove):
 
 
 def _remove_query_parameters(request, query_parameters_to_remove):
-    if not hasattr(request, 'path' or not query_parameters_to_remove):
-        return request
-    url = urlparse(request.url)
-    q = parse_qsl(url.query)
-    q = [(k, v) for k, v in q if k not in query_parameters_to_remove]
-    if q:
-        request.path = url.path + '?' + urlencode(q)
-    else:
-        request.path = url.path
+    query = request.query
+    new_query = [(k, v) for (k, v) in query
+                 if k not in query_parameters_to_remove]
+    if len(new_query) != len(query):
+        uri_parts = list(urlparse(request.uri))
+        uri_parts[4] = urlencode(new_query)
+        request.uri = urlunparse(uri_parts)
+        print urlunparse(uri_parts)
     return request