diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 0cfa08c..f9c407e 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -3,7 +3,7 @@ include $(SUBDIR)../config.mak
 NAME = avcodec
 FFLIBS = avutil
 
-HEADERS = avcodec.h avfft.h dxva2.h opt.h vaapi.h vdpau.h version.h xvmc.h
+HEADERS = avcodec.h avfft.h dxva2.h opt.h vaapi.h vdpau.h version.h xvmc.h audioconvert.h
 
 OBJS = allcodecs.o                                                      \
        audioconvert.o                                                   \