diff --git a/domain_tests/aggregate_combinators_test.cc b/domain_tests/aggregate_combinators_test.cc
index 96c64c8cd..bdde8ce46 100644
--- a/domain_tests/aggregate_combinators_test.cc
+++ b/domain_tests/aggregate_combinators_test.cc
@@ -274,10 +274,10 @@ TEST(VariantOf, MutateGenerateValidValues) {
 }
 
 TEST(VariantOf, WorksWithACustomVariantType) {
-  auto domain = VariantOf<absl::variant<int, double>>(Arbitrary<int>(),
-                                                      Arbitrary<double>());
+  auto domain = VariantOf<std::variant<int, double>>(Arbitrary<int>(),
+                                                     Arbitrary<double>());
   absl::BitGen bitgen;
-  absl::variant<int, double> v = Value(domain, bitgen).user_value;
+  std::variant<int, double> v = Value(domain, bitgen).user_value;
   EXPECT_THAT(v, AnyOf(VariantWith<int>(_), VariantWith<double>(_)));
 }
 
@@ -291,8 +291,7 @@ TEST(VariantOf, WorksWithStructInnerDomain) {
   auto domain = VariantOf(StructOf<Alternative1>(),
                           StructOf<Alternative2>(Arbitrary<int64_t>()));
   absl::BitGen bitgen;
-  absl::variant<Alternative1, Alternative2> v =
-      Value(domain, bitgen).user_value;
+  std::variant<Alternative1, Alternative2> v = Value(domain, bitgen).user_value;
   EXPECT_THAT(
       v, AnyOf(VariantWith<Alternative1>(_), VariantWith<Alternative2>(_)));
 }