diff --git a/docs/docs/configuration.md b/docs/docs/configuration.md
index 63169fa7..6bedbf4e 100644
--- a/docs/docs/configuration.md
+++ b/docs/docs/configuration.md
@@ -33,7 +33,8 @@ accessing configurations.
 
 ### `conda_envs`
 
-A list of conda environments that JHub Apps can access or use.
+A list of conda environments that JHub Apps can access or use. This can either be a static list
+or a callable.
 
 - **Example**:
   ```python