imagemagick (8:6.9.7.4+dfsg-16) [PTS] [DDPO]

ERROR:

Git: https://anonscm.debian.org/git/collab-maint/imagemagick.git
Enter a full Vcs-* header, append -b branch to select the branch name. The next upload will reset the information from the source package headers.
Path: debian/changelog
Browser: https://anonscm.debian.org/git/collab-maint/imagemagick.git
Last scan: 2017-08-21 00:41:35+00
Error: debian/changelog not found in HEAD, debian, and master
Next scan: 2017-08-22 17:40:00+00