diff --git a/doc/Makefile.am b/doc/Makefile.am
index 7b6caaee..4a4c37ca 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -106,6 +106,7 @@ APIDOCS= \
 	nghttp2_session_mem_send.rst \
 	nghttp2_session_recv.rst \
 	nghttp2_session_check_request_allowed.rst \
+	nghttp2_session_check_server_session.rst \
 	nghttp2_session_resume_data.rst \
 	nghttp2_session_send.rst \
 	nghttp2_session_server_new.rst \