--- a/debian/rules	2020-08-10 11:23:24.213660005 +0100
--- b/debian/rules	2020-08-10 12:08:02.032238882 +0100
@@ -17,6 +17,9 @@
 override_dh_auto_configure:
 	./configure $(DEB_CONFIGURE_EXTRA_FLAGS)
 
+override_dh_auto_build:
+	dh_auto_build --no-parallel
+
 override_dh_install:
 	mkdir -p $(CURDIR)/debian/tmp/usr/share/bash-completion/completions/
 	cp -f bash_completion $(CURDIR)/debian/tmp/usr/share/bash-completion/completions/muroar