diff --git a/plugins/coreaudio-encoder/encoder.cpp b/plugins/coreaudio-encoder/encoder.cpp
index 0cae2442e..999e67e61 100644
--- a/plugins/coreaudio-encoder/encoder.cpp
+++ b/plugins/coreaudio-encoder/encoder.cpp
@@ -1409,7 +1409,7 @@ bool obs_module_load(void)
 	};
 	aac_info.id = "CoreAudio_AAC";
 	aac_info.type = OBS_ENCODER_AUDIO;
-	aac_info.codec = "AAC";
+	aac_info.codec = "aac";
 	aac_info.get_name = aac_get_name;
 	aac_info.destroy = aac_destroy;
 	aac_info.create = aac_create;
diff --git a/plugins/obs-ffmpeg/obs-ffmpeg-audio-encoders.c b/plugins/obs-ffmpeg/obs-ffmpeg-audio-encoders.c
index 2562a63f1..80920dcf9 100644
--- a/plugins/obs-ffmpeg/obs-ffmpeg-audio-encoders.c
+++ b/plugins/obs-ffmpeg/obs-ffmpeg-audio-encoders.c
@@ -427,7 +427,7 @@ static size_t enc_frame_size(void *data)
 struct obs_encoder_info aac_encoder_info = {
 	.id = "ffmpeg_aac",
 	.type = OBS_ENCODER_AUDIO,
-	.codec = "AAC",
+	.codec = "aac",
 	.get_name = aac_getname,
 	.create = aac_create,
 	.destroy = enc_destroy,
diff --git a/plugins/obs-libfdk/obs-libfdk.c b/plugins/obs-libfdk/obs-libfdk.c
index a02d8cf6b..5e55489dc 100644
--- a/plugins/obs-libfdk/obs-libfdk.c
+++ b/plugins/obs-libfdk/obs-libfdk.c
@@ -305,7 +305,7 @@ static size_t libfdk_frame_size(void *data)
 struct obs_encoder_info obs_libfdk_encoder = {
 	.id = "libfdk_aac",
 	.type = OBS_ENCODER_AUDIO,
-	.codec = "AAC",
+	.codec = "aac",
 	.get_name = libfdk_getname,
 	.create = libfdk_create,
 	.destroy = libfdk_destroy,