diff --git a/docs/usage/optimize/delta-lake-z-order.md b/docs/usage/optimize/delta-lake-z-order.md
index 54be212c47..1eb03a871e 100644
--- a/docs/usage/optimize/delta-lake-z-order.md
+++ b/docs/usage/optimize/delta-lake-z-order.md
@@ -12,5 +12,5 @@ Here's how to Z Order a Delta table:
 
 ```python
 dt = DeltaTable("tmp")
-dt.optimize.z_order([country])
+dt.optimize.z_order(["country"])
 ```