diff --git a/Makefile.common b/Makefile.common
index bd46db375e..66fc99e074 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -165,6 +165,7 @@ OBJ += frontend/frontend.o \
        tasks/task_save.o \
        tasks/task_file_transfer.o \
        tasks/task_image.o \
+       tasks/task_audio_mixer.o \
        $(LIBRETRO_COMM_DIR)/encodings/encoding_utf.o \
        $(LIBRETRO_COMM_DIR)/encodings/encoding_crc32.o \
        $(LIBRETRO_COMM_DIR)/lists/file_list.o \
diff --git a/tasks/task_audio_mixer.c b/tasks/task_audio_mixer.c
new file mode 100644
index 0000000000..e69de29bb2