diff -Nru opencolorio-1.1.1~dfsg0/debian/changelog opencolorio-1.1.1~dfsg0/debian/changelog
--- opencolorio-1.1.1~dfsg0/debian/changelog	2020-02-27 08:51:52.000000000 +0000
+++ opencolorio-1.1.1~dfsg0/debian/changelog	2020-12-13 09:39:15.000000000 +0000
@@ -1,3 +1,9 @@
+opencolorio (1.1.1~dfsg0-6+rpi1) bullseye-staging; urgency=medium
+
+  * Add build-depends on libopenexr-dev
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Sun, 13 Dec 2020 09:39:15 +0000
+
 opencolorio (1.1.1~dfsg0-6) unstable; urgency=medium
 
   * debian/python3-pyopencolorio.install: drop version-specific
diff -Nru opencolorio-1.1.1~dfsg0/debian/control opencolorio-1.1.1~dfsg0/debian/control
--- opencolorio-1.1.1~dfsg0/debian/control	2020-02-27 08:50:58.000000000 +0000
+++ opencolorio-1.1.1~dfsg0/debian/control	2020-12-13 09:39:15.000000000 +0000
@@ -21,7 +21,8 @@
  python3-jinja2,
  python3-pygments,
  python3-setuptools,
- python3-sphinx
+ python3-sphinx,
+ libopenexr-dev
 Build-Depends-Indep:
  texlive-fonts-recommended,
  texlive-latex-base,