diff --git a/content/collections/docs/conditional-fields.md b/content/collections/docs/conditional-fields.md
index df5ac3cc..6964d16b 100644
--- a/content/collections/docs/conditional-fields.md
+++ b/content/collections/docs/conditional-fields.md
@@ -236,6 +236,10 @@ Statamic.$conditions.add('isCanadian', ({ target }) => {
 });
 ```
 
+:::warning
+It's worth noting that custom conditions only work in the Control Panel, not in the context of frontend forms.
+:::
+
 ### Parameters
 
 You may also pass parameters to your custom functions: