diff --git a/include/vlc_aout_mixer.h b/include/vlc_aout_mixer.h
index ad0d12e7282b07050d2707ecaf01863fcdaa7599..b3bf37bb5a3ae1f0c54f0df0ce56760cda291767 100644
--- a/include/vlc_aout_mixer.h
+++ b/include/vlc_aout_mixer.h
@@ -48,6 +48,10 @@ struct audio_mixer
     void (*mix)(audio_mixer_t *, block_t *, float); /**< Amplifier */
 };
 
+VLC_API audio_mixer_t *aout_MixerNew(vlc_object_t *, vlc_fourcc_t) VLC_USED;
+VLC_API void aout_MixerDelete(audio_mixer_t *);
+VLC_API void aout_MixerRun(audio_mixer_t *, block_t *, float);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/audio_output/aout_internal.h b/src/audio_output/aout_internal.h
index 14ade82656b79a5d911cc4e03fab72ee8b7ccbfe..8cfe398065db0fecc84118acb360b0d8c1cc9fa7 100644
--- a/src/audio_output/aout_internal.h
+++ b/src/audio_output/aout_internal.h
@@ -141,10 +141,8 @@ void aout_FiltersDestroyPipeline( filter_t *const *, unsigned );
 void aout_FiltersPlay( filter_t *const *, unsigned, aout_buffer_t ** );
 
 /* From mixer.c : */
-struct audio_mixer *aout_MixerNew(vlc_object_t *, vlc_fourcc_t);
 #define aout_MixerNew(o, f) aout_MixerNew(VLC_OBJECT(o), f)
-void aout_MixerDelete(struct audio_mixer *);
-void aout_MixerRun(struct audio_mixer *, block_t *, float);
+
 float aout_ReplayGainSelect(vlc_object_t *, const char *,
                             const audio_replay_gain_t *);
 #define aout_ReplayGainSelect(o, s, g) \
diff --git a/src/audio_output/dec.c b/src/audio_output/dec.c
index 156186a15f646f618f826353de5de63f06a51992..20b5f84f6a71cfd0372eaa4eeb153910352d2772 100644
--- a/src/audio_output/dec.c
+++ b/src/audio_output/dec.c
@@ -32,6 +32,7 @@
 
 #include <vlc_common.h>
 #include <vlc_aout.h>
+#include <vlc_aout_mixer.h>
 #include <vlc_input.h>
 #include <vlc_atomic.h>
 
diff --git a/src/libvlccore.sym b/src/libvlccore.sym
index 9dcf07fda1f710f2a562ae5ab22b9e4e492507cb..7f621007b520abd27bf212b9123a6bbac5a3a305 100644
--- a/src/libvlccore.sym
+++ b/src/libvlccore.sym
@@ -17,6 +17,9 @@ aout_filter_RequestVout
 aout_FormatPrepare
 aout_FormatPrint
 aout_FormatPrintChannels
+aout_MixerDelete
+aout_MixerNew
+aout_MixerRun
 aout_PacketInit
 aout_PacketDestroy
 aout_PacketPlay