diff --git a/decrypt_oracle/test/integration/test_i_decrypt_oracle.py b/decrypt_oracle/test/integration/test_i_decrypt_oracle.py
index 5863ecc0e..684633b32 100644
--- a/decrypt_oracle/test/integration/test_i_decrypt_oracle.py
+++ b/decrypt_oracle/test/integration/test_i_decrypt_oracle.py
@@ -25,6 +25,7 @@ def test_all_vectors(vector):
         decrypt_endpoint(),
         data=vector.ciphertext,
         headers={"Content-Type": "application/octet-stream", "Accept": "application/octet-stream"},
+        timeout=120  # 2 minutes
     )
     assert response.status_code == 200
     assert response.content == vector.plaintext
diff --git a/decrypt_oracle/tox.ini b/decrypt_oracle/tox.ini
index 31ef18772..42cd6fd24 100644
--- a/decrypt_oracle/tox.ini
+++ b/decrypt_oracle/tox.ini
@@ -188,8 +188,8 @@ basepython = python3
 deps =
     -rtest/requirements.txt
     {[testenv:generate-pipeline]deps}
-    pyflakes
-    pylint
+    pyflakes==2.5.0
+    pylint==2.15.0
 commands =
     pylint \
         --rcfile=src/pylintrc \
diff --git a/requirements.txt b/requirements.txt
index beb06476c..e63c0d872 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 boto3>=1.10.0
-cryptography>=2.5.0,<=3.3.2
+cryptography>=2.5.0,<37
 attrs>=17.4.0
 wrapt>=1.10.11