--- a/debian/rules	2021-03-08 10:04:22.098010727 +0000
--- b/debian/rules	2021-03-08 10:17:06.205214545 +0000
@@ -28,7 +28,7 @@
 override_dh_auto_install:
 	dh_auto_install
 	mkdir -p build 
-	PYTHONPATH=$$(/bin/ls -d ./debian/heudiconv/usr/lib/python*/*-packages | head -n 1)
+	PYTHONPATH=$$(/bin/ls -d ./debian/heudiconv/usr/lib/python*/*-packages | head -n 1) \
 	help2man -n 'DICOM converter for organizing brain imaging data into structured directory layouts' \
 		-N --no-discard-stderr \
         "python3 -W ignore ./debian/heudiconv/usr/bin/heudiconv" >| build/heudiconv.1