--- a/debian/rules	2020-07-07 10:56:23.073323225 +0100
--- b/debian/rules	2020-07-07 11:11:43.945880028 +0100
@@ -17,6 +17,7 @@
 override_dh_auto_install:
 	cp debian/build.py .
 	python3 build.py
+	find -type f -name RECORD -delete
 	rm -f build.py
 	dh_install
 
@@ -24,7 +25,7 @@
 	dh_python3 -p flit
 
 override_dh_installman:
-	PYTHONPATH=$(CURDIR) help2man -n flit -s 1 \
+	PYTHONPATH=$(CURDIR):$(CURDIR)/flit_core help2man -n flit -s 1 \
 		-o debian/flit.1 \
 		--version-string=$(pkgversion) \
 		--no-discard-stderr --no-info \