--- Makefile.orig	2018-11-07 00:24:49.440912000 +0100
+++ Makefile	2018-11-07 00:24:56.459155000 +0100
@@ -3,6 +3,7 @@
 TESTS        = $(wildcard test/sql/*.sql)
 REGRESS      = $(patsubst test/sql/%.sql,%,$(TESTS))
 REGRESS_OPTS = --inputdir=test
+DOCS         = $(wildcard *-README.rst)
 
 PG_CONFIG ?= pg_config