diff -Nru opencolorio-1.1.1~dfsg0/debian/changelog opencolorio-1.1.1~dfsg0/debian/changelog
--- opencolorio-1.1.1~dfsg0/debian/changelog	2020-04-20 00:40:16.000000000 +0000
+++ opencolorio-1.1.1~dfsg0/debian/changelog	2020-02-27 08:51:52.000000000 +0000
@@ -1,9 +1,3 @@
-opencolorio (1.1.1~dfsg0-6~ppa1) focal; urgency=medium
-
-  * Drop libopenimageio-dev build-dep to bootstrap the cycle.
-
- -- William Grant <wgrant@ubuntu.com>  Mon, 20 Apr 2020 10:40:16 +1000
-
 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	2020-04-20 00:40:14.000000000 +0000
+++ opencolorio-1.1.1~dfsg0/debian/control	2020-02-27 08:50:58.000000000 +0000
@@ -11,6 +11,7 @@
  libboost-dev,
  libglew-dev,
  liblcms2-dev,
+ libopenimageio-dev (>= 2.0.0) <!pkg.opencolorio.noopenimageio>,
  libqt5opengl5-dev,
  libtinyxml-dev,
  libyaml-cpp-dev,