diff --git a/mkdocs.yml b/mkdocs.yml
index 674b993..43c5cfa 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -47,7 +47,6 @@ theme:
 # Plugins
 plugins:
   - projects:
-      concurrency: !ENV CONCURRENCY
       projects_dir: examples
       projects_config_transform: !!python/name:examples.transform
       log_level: info