diff --git a/public-trunk/GSM/Makefile.am b/public-trunk/GSM/Makefile.am
index a7046b0..c73c010 100644
--- a/public-trunk/GSM/Makefile.am
+++ b/public-trunk/GSM/Makefile.am
@@ -79,6 +79,8 @@ noinst_HEADERS = \
 	GSMTransfer.h \
 	PowerManager.h \
 	GSMTAPDump.h \
+	OsmoLogicalChannel.h \
 	OsmoSAPMux.h \
+	OsmoThreadMuxer.h \
 	gsmtap.h