diff --git a/campatmo.py b/campatmo.py
index 4720a8a..d26783b 100755
--- a/campatmo.py
+++ b/campatmo.py
@@ -34,7 +34,9 @@ class CampAtmo:
         v(f"{mixer.get_num_channels()} channels set")
         for name in type_files:
             self.types[name] = []
-            for k in range(1 if name in self.single_track_types else self.tracks_per_type):
+            for k in range(
+                1 if name in self.single_track_types else self.tracks_per_type
+            ):
                 self.types[name].append(mixer.Channel(i))
                 i += 1
         self.sounds = {}
@@ -69,7 +71,7 @@ class CampAtmo:
     def run_forever(self):
         while True:
             for name, type_channels in self.types.items():
-                if len(self.sounds[name]) == 0:
+                if len(self.sounds[name]) == 0 or name in self.single_track_types:
                     continue
                 self.manage_type_queue(name, type_channels)
             time.sleep(1)