diff --git a/src/libOggFLAC/Makefile.am b/src/libOggFLAC/Makefile.am
index 21006ea4..217e74f9 100644
--- a/src/libOggFLAC/Makefile.am
+++ b/src/libOggFLAC/Makefile.am
@@ -55,6 +55,7 @@ libOggFLAC_la_SOURCES = \
 	ogg_decoder_aspect.c \
 	ogg_encoder_aspect.c \
 	ogg_helper.c \
+	ogg_mapping.c \
 	seekable_stream_decoder.c \
 	seekable_stream_encoder.c \
 	stream_decoder.c \
diff --git a/src/libOggFLAC/Makefile.lite b/src/libOggFLAC/Makefile.lite
index c1e3be65..935d0651 100644
--- a/src/libOggFLAC/Makefile.lite
+++ b/src/libOggFLAC/Makefile.lite
@@ -53,6 +53,7 @@ SRCS_C = \
 	ogg_decoder_aspect.c \
 	ogg_encoder_aspect.c \
 	ogg_helper.c \
+	ogg_mapping.c \
 	seekable_stream_decoder.c \
 	seekable_stream_encoder.c \
 	stream_decoder.c \