diff --git a/folding/__init__.py b/folding/__init__.py
index d8bdd849..3f2285eb 100644
--- a/folding/__init__.py
+++ b/folding/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "3.0.3"
+__version__ = "3.0.4"
 version_split = __version__.split(".")
 __spec_version__ = (
     (10000 * int(version_split[0]))
diff --git a/folding/store.py b/folding/store.py
index 647bb640..a4f9740e 100644
--- a/folding/store.py
+++ b/folding/store.py
@@ -5,12 +5,10 @@
 import sqlite3
 import requests
 from queue import Queue
-from typing import Dict, List
+from typing import List
 from dotenv import load_dotenv
-
+from datetime import timezone
 from datetime import datetime
-
-import numpy as np
 import pandas as pd
 
 from atom.epistula.epistula import Epistula
@@ -79,7 +77,7 @@ def get_queue(self, validator_hotkey: str, ready=True) -> Queue:
 
         if ready:
             # Calculate the threshold time for ready jobs
-            now = datetime.utcnow().isoformat()
+            now = datetime.now(timezone.utc).isoformat()
             query = f"""
                 SELECT * FROM {self.table_name}
                 WHERE active = 1
@@ -359,7 +357,7 @@ async def update(self, loss: float, hotkey: str):
         self.best_loss = loss
         self.best_loss_at = pd.Timestamp.now().floor("s")
         self.best_hotkey = hotkey
-        self.updated_at = datetime.now()
+        self.updated_at = datetime.now(timezone.utc)
 
 
 class MockJob(Job):
diff --git a/folding/utils/s3_utils.py b/folding/utils/s3_utils.py
index 280a430f..e7d00175 100644
--- a/folding/utils/s3_utils.py
+++ b/folding/utils/s3_utils.py
@@ -76,7 +76,7 @@ def get(self, key: str, output_path: str) -> None:
         pass
 
     @abstractmethod
-    def generate_presigned_url(self, key: str, expires_in: int = 3600) -> str:
+    def generate_presigned_url(self, key: str, expires_in: int = 7200) -> str:
         """Generates a presigned URL for temporary access to an object."""
         pass
 
@@ -218,7 +218,7 @@ def generate_presigned_url(
         miner_hotkey: str,
         pdb_id: str,
         file_name: str,
-        expires_in: int = 3600,
+        expires_in: int = 7200,
         method: str = "get_object",
     ) -> dict[str, Any]:
         """Generates a presigned URL for temporary access to an object.
diff --git a/folding/validators/forward.py b/folding/validators/forward.py
index 28eac598..557bf922 100644
--- a/folding/validators/forward.py
+++ b/folding/validators/forward.py
@@ -159,7 +159,7 @@ async def try_prepare_md_challenge(self, config, pdb_id: str) -> Dict:
         )
 
         try:
-            async with timeout(300):
+            async with timeout(600):
                 await protein.setup_simulation()
 
             if protein.init_energy > 0:
diff --git a/neurons/validator.py b/neurons/validator.py
index 639326da..67ef82f3 100644
--- a/neurons/validator.py
+++ b/neurons/validator.py
@@ -7,7 +7,7 @@
 import asyncio
 import traceback
 
-from datetime import datetime
+from datetime import datetime, timezone
 from typing import Any, Dict, List
 
 import netaddr
@@ -104,10 +104,10 @@ def __init__(self, config=None):
         self.last_time_checked = (
             self.last_time_checked
             if hasattr(self, "last_time_checked")
-            else datetime.now()
+            else datetime.now(timezone.utc)
         )
 
-        self.last_time_created_jobs = datetime.now()
+        self.last_time_created_jobs = datetime.now(timezone.utc)
 
         if not self.config.s3.off:
             try:
@@ -277,7 +277,7 @@ async def add_job(self, job_event: dict[str, Any], protein: Protein = None) -> b
                 job_event["s3_links"] = {
                     "testing": "testing"
                 }  # overwritten below if s3 logging is on.
-                async with timeout(300):
+                async with timeout(600):
                     logger.info(
                         f"setup_simulation for organic query: {job_event['pdb_id']}"
                     )
@@ -308,7 +308,7 @@ async def add_job(self, job_event: dict[str, Any], protein: Protein = None) -> b
                             str(spec_version),
                             job_event["pdb_id"],
                             self.validator_hotkey_reference,
-                            datetime.now().strftime("%Y-%m-%d_%H-%M-%S"),
+                            datetime.now(timezone.utc).strftime("%Y-%m-%d_%H-%M-%S"),
                         )
                         s3_links = {}
                         for file_type, file_path in files_to_upload.items():
@@ -350,7 +350,7 @@ async def add_job(self, job_event: dict[str, Any], protein: Protein = None) -> b
 
             logger.success("Job was uploaded successfully!")
 
-            self.last_time_created_jobs = datetime.now()
+            self.last_time_created_jobs = datetime.now(timezone.utc)
 
             # TODO: return job_id
             return True
@@ -501,7 +501,7 @@ async def prepare_event_for_logging(event: Dict):
                 output_links.append(defaultdict(str))
 
             best_cpt_files = []
-            output_time = datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
+            output_time = datetime.now(timezone.utc).strftime("%Y-%m-%d_%H-%M-%S")
 
             for idx, (uid, files) in enumerate(
                 zip(job.event["processed_uids"], job.event["files"])
@@ -664,7 +664,7 @@ async def read_and_update_rewards(self):
             last_time_checked=self.last_time_checked.strftime("%Y-%m-%dT%H:%M:%S")
         )
 
-        self.last_time_checked = datetime.now()
+        self.last_time_checked = datetime.now(timezone.utc)
 
         if inactive_jobs_queue.qsize() == 0:
             logger.info("No inactive jobs to update.")
diff --git a/pyproject.toml b/pyproject.toml
index 070551e3..64f43af1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "folding"
-version = "3.0.3"
+version = "3.0.4"
 description = "Macrocosmos Subnet 25: Mainframe"
 authors = ["Brian McCrindle <brian@macrocosmos.ai>", "Sergio Champoux <sergio@macrocosmos.ai>", "Szymon Fonau <szymon.fonau@macrocosmos.ai>"]