diff --git a/bob/devtools/data/conda_build_config.yaml b/bob/devtools/data/conda_build_config.yaml
index 49c5bc4c558cbf3eac2c01ea63fb95bffecec9e6..8a027cc54c971d4368d3f91796eee24508aafe8b 100644
--- a/bob/devtools/data/conda_build_config.yaml
+++ b/bob/devtools/data/conda_build_config.yaml
@@ -172,8 +172,6 @@ docker_py:
   - 4.0.2
 jsonschema:
   - 3.0.1
-oset:
-  - 0.1.3
 python_graphviz:
   - 0.8.4
 pyzmq: