diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 96424ef..d4d0460 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.11"]
+        python-version: ["3.10"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/setup.cfg b/setup.cfg
index 85426a8..fd08955 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -22,7 +22,8 @@ package_dir=
 packages = find:
 python_requires = >=3.10
 install_requires =
-    darts==0.27.2
+    u8darts[torch]==0.27.2
+    numpy<2
     yfinance[nospam]
     pandas_market_calendars
     fmpsdk
diff --git a/src/canswim/forecast.py b/src/canswim/forecast.py
index 2c59098..6da8ec5 100644
--- a/src/canswim/forecast.py
+++ b/src/canswim/forecast.py
@@ -244,7 +244,7 @@ def get_next_open_market_day():
     today = datetime.now().date()
     
     # Look for the next valid trading day within a reasonably big window of 30 days
-    valid_days = nyse.valid_days(start_date=today, end_date=today + timedelta(days=30))
+    valid_days = nyse.valid_days(start_date=today, end_date=today + timedelta(days=30), tz=None)
     
     next_trading_day = None
 
@@ -265,7 +265,7 @@ def main(forecast_start_date: str = None):
     logger.info("Running forecast on stocks and uploading results to HF Hub...")
     if forecast_start_date is not None:
         logger.info(f"forecast_start_date: {forecast_start_date}")
-        forecast_start_date = pd.Timestamp(forecast_start_date)
+        forecast_start_date = pd.Timestamp(forecast_start_date, tz=None)
     else:
         # get next open stock market date
         # Example usage
diff --git a/tests/canswim/test_forecast.py b/tests/canswim/test_forecast.py
index a8fa314..7c794cc 100644
--- a/tests/canswim/test_forecast.py
+++ b/tests/canswim/test_forecast.py
@@ -15,6 +15,3 @@ def test_get_next_open_market_day():
     assert isinstance(next_day, pd.Timestamp)
     assert next_day.dayofweek < 5  # Not weekend
 
-def test_forecaster_initialization(forecaster):
-    """Test that CanswimForecaster initializes correctly"""
-    assert isinstance(forecaster, CanswimForecaster)