diff --git a/coreapi/Makefile.am b/coreapi/Makefile.am
index 79300d538..0dd8febe0 100644
--- a/coreapi/Makefile.am
+++ b/coreapi/Makefile.am
@@ -42,7 +42,8 @@ linphone_include_HEADERS=\
 	lpconfig.h \
 	sipsetup.h \
 	xml2lpc.h \
-	xmlrpc.h
+	xmlrpc.h \
+	conference.h
 
 lib_LTLIBRARIES=liblinphone.la
 
@@ -56,7 +57,7 @@ liblinphone_la_SOURCES=\
 	call_params.c \
 	chat.c \
 	chat_file_transfer.c \
-	conference.cc conference.h \
+	conference.cc conference.h conference_private.h \
 	contactprovider.c contactprovider.h contact_providers_priv.h \
 	content.c \
 	dict.c \