diff --git a/vinetrimmer/commands/dl.py b/vinetrimmer/commands/dl.py
index 035d0ae..1165445 100644
--- a/vinetrimmer/commands/dl.py
+++ b/vinetrimmer/commands/dl.py
@@ -320,7 +320,7 @@ def dl(ctx, profile, cdm, *_, **__):
 
 @dl.result_callback()
 @click.pass_context
-def result(ctx, service, quality, closest_resolution, range_, wanted, alang, slang, audio_only, subs_only, chapters_only, audio_description,
+def result(ctx, service, quality, closest_resolution, range_, wanted, alang, slang, acodec, audio_only, subs_only, chapters_only, audio_description,
 		   list_, keys, cache, no_cache, no_subs, no_audio, no_video, no_chapters, atmos, vbitrate, abitrate: int, no_mux, mux, selected, latest_episode, strip_sdh, *_, **__):
 	def ccextractor():
 		log.info("Extracting EIA-608 captions from stream with CCExtractor")
@@ -420,7 +420,7 @@ def result(ctx, service, quality, closest_resolution, range_, wanted, alang, sla
 					quality = closest_res
 
 			title.tracks.select_videos(by_quality=quality, by_vbitrate=vbitrate, by_range=range_, one_only=True)
-			title.tracks.select_audios(by_language=alang, by_bitrate=abitrate, with_descriptive=audio_description)
+			title.tracks.select_audios(by_language=alang, by_bitrate=abitrate, with_descriptive=audio_description, by_codec=acodec)
 			title.tracks.select_subtitles(by_language=slang, with_forced=True)
 		except ValueError as e:
 			log.error(f" - {e}")
diff --git a/vinetrimmer/objects/tracks.py b/vinetrimmer/objects/tracks.py
index 28003c4..67d4346 100644
--- a/vinetrimmer/objects/tracks.py
+++ b/vinetrimmer/objects/tracks.py
@@ -903,6 +903,7 @@ class MenuTrack:
 
 
 class Tracks:
+	AUDIO_CODEC_MAP = {"EC3": "ec-3", "AAC": "mp4a"}
 	"""
 	Tracks.
 	Stores video, audio, and subtitle tracks. It also stores chapter/menu entries.
@@ -1201,7 +1202,7 @@ class Tracks:
 		if not with_descriptive:
 			self.audios = [x for x in self.audios if not x.descriptive]
 		if by_codec:
-			codec_audio = list(filter(lambda x: any(y for y in self.AUDIO_CODEC_MAP[by_codec] if y in x.codec), self.audio))
+			codec_audio = list(filter(lambda x: any(y for y in self.AUDIO_CODEC_MAP[by_codec] if y in x.codec), self.audios))
 			if not codec_audio and not should_fallback:
 				raise ValueError(f"There's no {by_codec} audio tracks. Aborting.")
 			else: