diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0c11b9db..055be445 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -3,14 +3,12 @@ name: Test
 # to-do:
 #   - add a macos test with brew etc.
 #   - build with clang/asan/etc. and run the fuzz tests
-#   - libvips work with 1.6.1 in ubuntu-20.04, but fails with 1.10, strangely
-#   - paste this back when it's working
+#   - libvips work with 1.6.1 in ubuntu-20.04, but 1.10 has a bug in heic write
+#     paste this back when it's working
 #       - name: Add libheif PPA
 #         run: |
 #               sudo add-apt-repository ppa:strukturag/libde265
 #               sudo add-apt-repository ppa:strukturag/libheif
-#     you may also need to add libaom-dev, libde265-dev, libx265-dev to get 
-#     this to work, see https://github.com/strukturag/libheif/issues/404
 
 on:
   push: