diff --git a/vlib/v/fmt/tests/cast_expected.vv b/vlib/v/fmt/tests/cast_expected.vv
index e6a9653e5c..4a9f85333c 100644
--- a/vlib/v/fmt/tests/cast_expected.vv
+++ b/vlib/v/fmt/tests/cast_expected.vv
@@ -10,5 +10,5 @@ fn test_cast() {
 	_ := f32(0)
 	_ := Type(0)
 	_ := ast.Expr(sum_expr())
-	_ := nil
+	_ := unsafe { nil }
 }