diff --git a/test/basic_gradients.lean b/test/basic_gradients.lean
index 2e2664a1..7d21cb92 100644
--- a/test/basic_gradients.lean
+++ b/test/basic_gradients.lean
@@ -224,9 +224,9 @@ example  (w : K ^ (Idx' (-5) 5 × Idx' (-5) 5))
   : (∇ (x : K ^ (Idx 10 × Idx 10)), ⊞ (i : Idx 10 × Idx 10) => ∑ j, w[j] * x[(j.1.1 +ᵥ i.1, j.2.1 +ᵥ i.2)])
     = 
     fun _x dy => 
-      -- ⊞ i => ∑ j, w[j] * dy[(-j.fst.1 +ᵥ i.fst, -j.snd.1 +ᵥ i.snd)] :=
-      ⊞ i => ∑ (j : (Idx' (-5) 5 × Idx' (-5) 5)), w[(j.2,j.1)] * dy[(-j.2.1 +ᵥ i.fst, -j.1.1 +ᵥ i.snd)] :=
+      ⊞ i => ∑ j, w[j] * dy[(-j.fst.1 +ᵥ i.fst, -j.snd.1 +ᵥ i.snd)] :=
+      -- ⊞ i => ∑ (j : (Idx' (-5) 5 × Idx' (-5) 5)), w[(j.2,j.1)] * dy[(-j.2.1 +ᵥ i.fst, -j.1.1 +ᵥ i.snd)] :=
 by
-  conv => lhs; unfold gradient; ftrans
+  conv => lhs; unfold SciLean.gradient; ftrans