diff --git a/tests/compiler/append.lean b/tests/compiler/append.lean
index 508eadae60..5bb5f22ce4 100644
--- a/tests/compiler/append.lean
+++ b/tests/compiler/append.lean
@@ -1,4 +1,4 @@
 def main (xs : List String) : IO Unit :=
-let ys1 := List.repeat 1 1000000 in
-let ys2 := List.repeat 2 1000000 in
+let ys1 := List.replicate 1000000 1 in
+let ys2 := List.replicate 1000000 2 in
 IO.println (toString (ys1 ++ ys2).length)
diff --git a/tests/compiler/map_big.lean b/tests/compiler/map_big.lean
index 826cc981cf..4fc10b1645 100644
--- a/tests/compiler/map_big.lean
+++ b/tests/compiler/map_big.lean
@@ -1,8 +1,8 @@
 def f2 (n : Nat) (xs : List Nat) : List (List Nat) :=
-let ys := List.repeat 0 n in
+let ys := List.replicate n 0 in
 xs.map (λ x, x :: ys)
 
 def main : IO UInt32 :=
 let n := 100000 in
-IO.println (toString (f2 n (List.repeat 0 n)).length) *>
+IO.println (toString (f2 n (List.replicate n 0)).length) *>
 pure 0
diff --git a/tests/compiler/thunk.lean b/tests/compiler/thunk.lean
index 166c6887b3..600e28c94f 100644
--- a/tests/compiler/thunk.lean
+++ b/tests/compiler/thunk.lean
@@ -1,9 +1,9 @@
 def compute (v : Nat) : Thunk Nat :=
-⟨λ _, let xs := List.repeat v 100000 in xs.foldl (+) 0⟩
+⟨λ _, let xs := List.replicate 100000 v in xs.foldl (+) 0⟩
 
 @[noinline]
 def test (t : Thunk Nat) (n : Nat) : Nat :=
-n.repeat (λ i r, t.get + r) 0
+n.repeat (λ r, t.get + r) 0
 
 def main (xs : List String) : IO UInt32 :=
 IO.println (toString (test (compute 1) 100000)) *>
diff --git a/tests/lean/run/array1.lean b/tests/lean/run/array1.lean
index cc28be1be8..97995386d9 100644
--- a/tests/lean/run/array1.lean
+++ b/tests/lean/run/array1.lean
@@ -9,7 +9,7 @@ def f : Fin w.sz → Nat :=
 Array.casesOn w (λ _ f, f)
 
 def arraySum (a : Array Nat) : Nat :=
-a.foldl 0 (+)
+a.foldl (+) 0
 
 #exit