diff --git a/opus_headers.mk b/opus_headers.mk
index f160710..43a978c 100644
--- a/opus_headers.mk
+++ b/opus_headers.mk
@@ -1,4 +1,7 @@
 OPUS_HEAD = \
 include/opus.h \
 include/opus_multistream.h \
-src/opus_private.h
+src/opus_private.h \
+src/analysis.h \
+src/mlp.h \
+src/tansig_table.h