diff --git a/compiler/test/dotty/tools/dotc/BootstrappedOnlyCompilationTests.scala b/compiler/test/dotty/tools/dotc/BootstrappedOnlyCompilationTests.scala
index d0e1a2c1540c..e4eae741edbd 100644
--- a/compiler/test/dotty/tools/dotc/BootstrappedOnlyCompilationTests.scala
+++ b/compiler/test/dotty/tools/dotc/BootstrappedOnlyCompilationTests.scala
@@ -24,7 +24,7 @@ class BootstrappedOnlyCompilationTests {
   @Test def posMacros: Unit = {
     implicit val testGroup: TestGroup = TestGroup("compilePosMacros")
     aggregateTests(
-      compileFilesInDir("tests/bench", defaultOptions),
+      compileFilesInDir("tests/bench", defaultOptions.without("-Yno-deep-subtypes")),
       compileFilesInDir("tests/pos-macros", defaultOptions),
       compileFilesInDir("tests/pos-custom-args/semanticdb", defaultOptions.and("-Xsemanticdb")),
       compileDir("tests/pos-special/i7592", defaultOptions.and("-Yretain-trees")),
diff --git a/tests/bench/tuple.scala b/tests/bench/tuple.scala
new file mode 100644
index 000000000000..b8a8e680f796
--- /dev/null
+++ b/tests/bench/tuple.scala
@@ -0,0 +1,9 @@
+object Test {
+  val xs0 = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
+  assert(xs0(15) == 16)
+    // 2.787s
+
+  val xs1 = xs0 ++ xs0
+  assert(xs1(31) == 16)
+    // 3.354s
+}