diff --git a/external/subpack/net/ovn/patches/0002-build-skip-tests-and-docs.patch b/external/subpack/net/ovn/patches/0002-build-skip-tests-and-docs.patch
new file mode 100644
index 0000000..4d651d1
--- /dev/null
+++ b/external/subpack/net/ovn/patches/0002-build-skip-tests-and-docs.patch
@@ -0,0 +1,24 @@
+From cea7c74ecc4a0843f29ce1882d7876fff199a721 Mon Sep 17 00:00:00 2001
+From: Yousong Zhou <yszhou4tech@gmail.com>
+Date: Mon, 23 Mar 2020 14:18:30 +0800
+Subject: [PATCH] build: skip tests and docs
+
+Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
+---
+ Makefile.am | 2 --
+ 1 file changed, 2 deletions(-)
+
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -478,11 +478,9 @@ dist-docs:
+ 
+ 
+ include automake.mk
+-include Documentation/automake.mk
+ include m4/automake.mk
+ include lib/automake.mk
+ include utilities/automake.mk
+-include tests/automake.mk
+ include include/automake.mk
+ include debian/automake.mk
+ include lib/ovsdb_automake.mk