diff --git a/lib/nexrad/archive.py b/lib/nexrad/archive.py
index a9d5c8d..60d7ef7 100644
--- a/lib/nexrad/archive.py
+++ b/lib/nexrad/archive.py
@@ -134,7 +134,7 @@ class Archive():
     RE_YEAR      = re.compile(r'^\d{4}$')
     RE_MONTH_DAY = re.compile(r'^\d{2}$')
     RE_CALL      = re.compile(r'^[A-Z]{4}$')
-    RE_PRODUCT   = re.compile(r'^([A-Z]{4})(\d{4})(\d{2})(\d{2})_(\d{2})(\d{2})(\d{2})')
+    RE_FILE      = re.compile(r'^([A-Z]{4})(\d{4})(\d{2})(\d{2})_(\d{2})(\d{2})(\d{2})')
 
     def each_downloaded_key(self,
                             year:  int=None,
@@ -182,7 +182,7 @@ class Archive():
                         parts.append(call.name)
 
                         for item in os.scandir(os.path.join(*parts)):
-                            if not (item.is_file() and self.RE_PRODUCT.match(item.name)):
+                            if not (item.is_file() and self.RE_FILE.match(item.name)):
                                 continue
 
                             yield '/'.join([*parts[1:], item.name])