diff --git a/pyproject.toml b/pyproject.toml
index 385519d..4cceb55 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,7 @@ classifiers = [
 ]
 requires-python = ">=3.8"
 dependencies = [
+    "requests",
     "pycryptodome",
     "bitarray"
 ]
diff --git a/uid2_client/identity_map_client.py b/uid2_client/identity_map_client.py
index 6466685..2065cd0 100644
--- a/uid2_client/identity_map_client.py
+++ b/uid2_client/identity_map_client.py
@@ -36,5 +36,5 @@ def generate_identity_map(self, identity_map_input):
         req, nonce = make_v2_request(self._client_secret, dt.datetime.now(tz=timezone.utc),
                                      identity_map_input.get_identity_map_input_as_json_string().encode())
         resp = post(self._base_url, '/v2/identity/map', headers=auth_headers(self._api_key), data=req)
-        resp_body = parse_v2_response(self._client_secret, resp.read(), nonce)
+        resp_body = parse_v2_response(self._client_secret, resp.text, nonce)
         return IdentityMapResponse(resp_body, identity_map_input)
diff --git a/uid2_client/publisher_client.py b/uid2_client/publisher_client.py
index 80c4496..c9ee6ec 100644
--- a/uid2_client/publisher_client.py
+++ b/uid2_client/publisher_client.py
@@ -50,12 +50,12 @@ def generate_token(self, token_generate_input):
         req, nonce = make_v2_request(self._secret_key, dt.datetime.now(tz=timezone.utc),
                                      token_generate_input.get_as_json_string().encode())
         resp = post(self._base_url, '/v2/token/generate', headers=auth_headers(self._auth_key), data=req)
-        resp_body = parse_v2_response(self._secret_key, resp.read(), nonce)
+        resp_body = parse_v2_response(self._secret_key, resp.text, nonce)
         return TokenGenerateResponse(resp_body)
 
     def refresh_token(self, current_identity):
         resp = post(self._base_url, '/v2/token/refresh', headers=auth_headers(self._auth_key),
                     data=current_identity.get_refresh_token().encode())
-        resp_bytes = base64_to_byte_array(resp.read())
+        resp_bytes = base64_to_byte_array(resp.text)
         decrypted = _decrypt_gcm(resp_bytes, base64_to_byte_array(current_identity.get_refresh_response_key()))
         return TokenRefreshResponse(decrypted.decode(), dt.datetime.now(tz=timezone.utc))
diff --git a/uid2_client/refresh_keys_util.py b/uid2_client/refresh_keys_util.py
index 791d89b..3e61897 100644
--- a/uid2_client/refresh_keys_util.py
+++ b/uid2_client/refresh_keys_util.py
@@ -38,7 +38,7 @@ def _fetch_keys(base_url, path, auth_key, secret_key):
     try:
         req, nonce = make_v2_request(secret_key, dt.datetime.now(tz=timezone.utc))
         resp = post(base_url, path, headers=auth_headers(auth_key), data=req)
-        resp_body = json.loads(parse_v2_response(secret_key, resp.read(), nonce)).get('body')
+        resp_body = json.loads(parse_v2_response(secret_key, resp.text, nonce)).get('body')
         keys = _parse_keys_json(resp_body)
         return RefreshResponse.make_success(keys)
     except Exception as exc:
diff --git a/uid2_client/request_response_util.py b/uid2_client/request_response_util.py
index 0809102..c4741b7 100644
--- a/uid2_client/request_response_util.py
+++ b/uid2_client/request_response_util.py
@@ -1,7 +1,7 @@
 import base64
 from importlib.metadata import version
 import os
-from urllib import request
+import requests
 
 from uid2_client.encryption import _encrypt_gcm, _decrypt_gcm
 
@@ -41,5 +41,4 @@ def parse_v2_response(secret_key, encrypted, nonce):
 
 
 def post(base_url, path, headers, data):
-    req = request.Request(_make_url(base_url, path), headers=headers, method='POST', data=data)
-    return request.urlopen(req)
+    return requests.post(_make_url(base_url, path), data=data, headers=headers)