diff --git a/docs/src/explanations/muxes-and-input-selection.md b/docs/src/explanations/muxes-and-input-selection.md
index 3e8a503b1a1..c4d73a620d0 100644
--- a/docs/src/explanations/muxes-and-input-selection.md
+++ b/docs/src/explanations/muxes-and-input-selection.md
@@ -34,7 +34,7 @@ array [ condition -> selected_input_port ].
 Chisel also provides `MuxLookup` which is an n-way indexed multiplexer:
 
 ```scala
-MuxLookup(idx, default)(Array(0.U -> a, 1.U -> b, ...))
+MuxLookup(idx, default)(Seq(0.U -> a, 1.U -> b, ...))
 ```
 
 This is the same as a `MuxCase`, where the conditions are all index based selection: