diff --git a/docs/content/docs/dev/table/concepts/temporal_table_function.md b/docs/content/docs/dev/table/concepts/temporal_table_function.md
index 25e9d817a24e6..b843cd889b9e8 100644
--- a/docs/content/docs/dev/table/concepts/temporal_table_function.md
+++ b/docs/content/docs/dev/table/concepts/temporal_table_function.md
@@ -62,7 +62,7 @@ the versioning time attribute.
 ```java
 TemporalTableFunction rates = tEnv
     .from("currency_rates")
-    .createTemporalTableFunction("update_time", "currency");
+    .createTemporalTableFunction($("update_time"), $("currency"));
  
 tEnv.createTemporarySystemFunction("rates", rates);                                                        
 ```