diff --git a/main.py b/main.py
index ac7fc42..ad465aa 100644
--- a/main.py
+++ b/main.py
@@ -42,7 +42,6 @@ def format_datetime(dt):
     return f"{format_date(dt)} {format_time(dt)}"
 
 
-
 def pollen_desc(index):
     if index < 2.5:
         return f"{index} l"
@@ -106,7 +105,10 @@ async def fetch_pollen(zipcode):
                     datetime.fromisoformat(data["ForecastDate"])
                 ),
                 "periods": [
-                    {"index": pollen_desc(d["Index"]), "period": relative_day_to_date(d["Type"])}
+                    {
+                        "index": pollen_desc(d["Index"]),
+                        "period": relative_day_to_date(d["Type"]),
+                    }
                     for d in data["Location"]["periods"]
                 ],
             }