diff --git a/bob/devtools/data/conda_build_config.yaml b/bob/devtools/data/conda_build_config.yaml
index b83da5ce5ae52cb52299528b9d8ea650c5274b0f..b530d1d07a79f3ed2c5cce4569b03414472b545c 100644
--- a/bob/devtools/data/conda_build_config.yaml
+++ b/bob/devtools/data/conda_build_config.yaml
@@ -208,7 +208,7 @@ six:
 sox:
   - 14.4.2
 sphinx:
-  - 4.0.1
+  - 4.0.2
 sphinx_rtd_theme:
   - 0.4.3
 sphinxcontrib_httpdomain: