diff --git a/Makefile b/Makefile
index f55e942..89644a2 100644
--- a/Makefile
+++ b/Makefile
@@ -78,6 +78,7 @@ install:
 
 build:
 	# requires `pip install build`
+	@+make testrst
 	@+make prebuildclean
 	@+make testpyproject
 	@+python -sBm build  # do NOT use the -w flag, otherwise only the wheel will be built, but we need sdist for source distros such as Debian and Gentoo!