diff --git a/parsers/US_SPP.py b/parsers/US_SPP.py
index f08148f2cf..685baa4f16 100644
--- a/parsers/US_SPP.py
+++ b/parsers/US_SPP.py
@@ -5,6 +5,7 @@
 from dateutil import parser, tz
 from io import StringIO
 from logging import getLogger
+import datetime
 import pandas as pd
 import requests
 
@@ -208,7 +209,10 @@ def fetch_load_forecast(zone_key='US-SPP', session=None, target_datetime=None, l
     if not target_datetime:
         raise NotImplementedError("This parser requires a target datetime in format YYYYMMDD.")
 
-    dt = parser.parse(target_datetime)
+    if isinstance(target_datetime, datetime.datetime):
+        dt = target_datetime
+    else:
+        dt = parser.parse(target_datetime)
     LOAD_URL = 'https://marketplace.spp.org/file-api/download/mtlf-vs-actual?path=%2F{0}%2F{1:02d}%2F{2:02d}%2FOP-MTLF-{0}{1:02d}{2:02d}0000.csv'.format(dt.year, dt.month, dt.day)
 
     raw_data = get_data(LOAD_URL)
@@ -253,7 +257,10 @@ def fetch_wind_solar_forecasts(zone_key='US-SPP', session=None, target_datetime=
     if not target_datetime:
         raise NotImplementedError("This parser requires a target datetime in format YYYYMMDD.")
 
-    dt = parser.parse(target_datetime)
+    if isinstance(target_datetime, datetime.datetime):
+        dt = target_datetime
+    else:
+        dt = parser.parse(target_datetime)
     FORECAST_URL = 'https://marketplace.spp.org/file-api/download/midterm-resource-forecast?path=%2F{0}%2F{1:02d}%2F{2:02d}%2FOP-MTRF-{0}{1:02d}{2:02d}0000.csv'.format(dt.year, dt.month, dt.day)
 
     raw_data = get_data(FORECAST_URL)
diff --git a/utils/parsers.py b/utils/parsers.py
index f45746d2ed..804ef36d22 100644
--- a/utils/parsers.py
+++ b/utils/parsers.py
@@ -22,7 +22,7 @@
     'price': PRICE_PARSERS,
     'consumptionForecast': CONSUMPTION_FORECAST_PARSERS,
     'generationForecast': GENERATION_FORECAST_PARSERS,
-    'exchangeForecast': EXCHANGE_FORECAST_PARSERS
+    'exchangeForecast': EXCHANGE_FORECAST_PARSERS,
 }
 
 # Read all zones