1 files changed, 4 insertions, 4 deletions
diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam
index 6ae1d4c..f774a62 100644
--- a/test/gleam/iterator_test.gleam
+++ b/test/gleam/iterator_test.gleam
@@ -207,7 +207,7 @@ pub fn flat_map_test() {
       subject
       |> list.map(f)
       |> list.map(iterator.to_list)
-      |> list.concat,
+      |> list.flatten,
     )
   }
 
@@ -225,7 +225,7 @@ pub fn append_test() {
     |> iterator.from_list
     |> iterator.append(iterator.from_list(right))
     |> iterator.to_list
-    |> should.equal(list.concat([left, right]))
+    |> should.equal(list.flatten([left, right]))
   }
 
   testcase([], [])
@@ -241,7 +241,7 @@ pub fn flatten_test() {
     |> iterator.from_list
     |> iterator.flatten
     |> iterator.to_list
-    |> should.equal(list.concat(lists))
+    |> should.equal(list.flatten(lists))
   }
 
   testcase([[], []])
@@ -256,7 +256,7 @@ pub fn concat_test() {
     |> list.map(iterator.from_list)
     |> iterator.concat
     |> iterator.to_list
-    |> should.equal(list.concat(lists))
+    |> should.equal(list.flatten(lists))
   }
 
   testcase([[], []])