diff --git a/docs/questions/query-builder/expressions-list.md b/docs/questions/query-builder/expressions-list.md
index 2cf9a09baeca59a644c381400f2543564095620d..6e4ff499c89a719b6f68988fe22fa9b4e7924647 100644
--- a/docs/questions/query-builder/expressions-list.md
+++ b/docs/questions/query-builder/expressions-list.md
@@ -767,13 +767,6 @@ Example: `Offset(Sum([Total]), -1)` would get the `Sum([Total])` value from the
 ## Limitations
 
 - [Aggregation expressions](#aggregations) can only be used in the **Summarize** section of the query builder.
-- Functions that return a boolean value, like [isempty](#isempty) or [contains](#contains), cannot be used to create a custom column. To create a custom column based on one of these functions, you must combine them with another function, like `case`.
-
-  For example, to create a new custom column that contains `true` if `[Title]` contain `'Wallet'`, you can use the custom expression
-
-  ```
-  case(contains([Title], 'Wallet'), true, false)
-  ```
 
 ## Database limitations