diff --git a/test/benchmark/parse_benchmark_test.cc b/test/benchmark/parse_benchmark_test.cc
index 9343cd10..9cf9ad27 100644
--- a/test/benchmark/parse_benchmark_test.cc
+++ b/test/benchmark/parse_benchmark_test.cc
@@ -54,6 +54,11 @@ void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_ParseCloth(benchmark::State& state) {
 }
 BENCHMARK(BM_ParseCloth);
 
+void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_ParseFlag(benchmark::State& state) {
+  run_parse_benchmark("flag/flag.xml", state);
+}
+BENCHMARK(BM_ParseFlag);
+
 void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_ParseHumanoid(benchmark::State& state) {
   run_parse_benchmark("humanoid/humanoid.xml", state);
 }
diff --git a/test/benchmark/step_benchmark_test.cc b/test/benchmark/step_benchmark_test.cc
index c4704603..860fabf1 100644
--- a/test/benchmark/step_benchmark_test.cc
+++ b/test/benchmark/step_benchmark_test.cc
@@ -82,6 +82,13 @@ void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_StepCloth(benchmark::State& state) {
 }
 BENCHMARK(BM_StepCloth);
 
+void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_StepFlag(benchmark::State& state) {
+  MujocoErrorTestGuard guard;
+  static mjModel* model = LoadModelFromPath("flag/flag.xml");
+  run_step_benchmark(model, state);
+}
+BENCHMARK(BM_StepFlag);
+
 void ABSL_ATTRIBUTE_NO_TAIL_CALL BM_StepHumanoid(benchmark::State& state) {
   MujocoErrorTestGuard guard;
   static mjModel* model = LoadModelFromPath("humanoid/humanoid.xml");