diff --git a/repositories.toml b/repositories.toml
index 40525ef..130ed66 100644
--- a/repositories.toml
+++ b/repositories.toml
@@ -144,7 +144,7 @@ git.commit = "ff2b84a8b289bfecf1b8a17904a89f4b8b49e980"
 
 [ibo]
 git.repo = "https://github.com/exergonic/avo_ibo.git"
-git.commit = "f37bcccfef92a5b30dbf01ac44537836a07de2a4"
+git.commit = "b80b7d43ec5de8d22959b33824b6ffafeeb6c9c3"
 
 [xyzrender]
 git.repo = "https://github.com/ghutchis/avogadro-xyzrender"