diff --git a/auth/jwtcodec.py b/auth/jwtcodec.py
index ac8d23df..14180a91 100644
--- a/auth/jwtcodec.py
+++ b/auth/jwtcodec.py
@@ -14,10 +14,14 @@ class JWTCodec:
             # "user_email": user.email,  # less secure
             # "device": device,  # no use cases
             "exp": exp,
-            "iat": datetime.utcnow(),
+            "iat": datetime.utcnow()
         }
         try:
-            r = jwt.encode(payload, JWT_SECRET_KEY, JWT_ALGORITHM)
+            r = jwt.encode(
+                payload,
+                JWT_SECRET_KEY,
+                JWT_ALGORITHM
+            )
             return r
         except Exception as e:
             print('[jwtcodec] JWT encode error %r' % e)
diff --git a/requirements.txt b/requirements.txt
index 1b29c20e..e1d477fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ python-frontmatter~=1.0.0
 aioredis~=2.0.1
 ariadne>=0.16.0
 PyYAML>=5.4
-pyjwt>=2.0.0
+pyjwt>=2.6.0
 starlette~=0.20.4
 sqlalchemy>=1.4.41
 graphql-core
diff --git a/resolvers/auth.py b/resolvers/auth.py
index ff565dfb..b4b30861 100644
--- a/resolvers/auth.py
+++ b/resolvers/auth.py
@@ -28,7 +28,7 @@ from resolvers.profile import user_subscriptions
 @mutation.field("refreshSession")
 @login_required
 async def get_current_user(_, info):
-    print('[resolvers.auth] get current user %r' % info)
+    print('[resolvers.auth] get current user %s' % str(info))
     user = info.context["request"].user
     user.lastSeen = datetime.now()
     with local_session() as session: