diff --git a/lib/nexrad/vtec.py b/lib/nexrad/vtec.py
index 67cedb2..343f26e 100644
--- a/lib/nexrad/vtec.py
+++ b/lib/nexrad/vtec.py
@@ -65,7 +65,7 @@ class VTECEventType(enum.StrEnum):
 class VTECBaseEvent():
     timestamp_start: datetime.datetime
     timestamp_end:   datetime.datetime
-    
+
     def __init__(self):
         self.timestamp_start = None
         self.timestamp_end   = None
@@ -73,7 +73,7 @@ class VTECBaseEvent():
     def parse_timestamps(self, text_start: str, text_end: str):
         start = parse_timestamp(text_start)
         end   = parse_timestamp(text_end)
-        
+
         if is_timestamp_zero(text_start) and not is_timestamp_zero(text_end):
             self.timestamp_start = end
             self.timestamp_end   = end