diff --git a/api/audio/echo_canceller3_config.h b/api/audio/echo_canceller3_config.h
index f4ba8e9a8e..4cb9fe6329 100644
--- a/api/audio/echo_canceller3_config.h
+++ b/api/audio/echo_canceller3_config.h
@@ -106,6 +106,7 @@ struct EchoCanceller3Config {
     float audibility_threshold_mf = 10;
     float audibility_threshold_hf = 10;
     bool use_stationary_properties = true;
+    bool use_stationarity_properties_at_init = false;
   } echo_audibility;
 
   struct RenderLevels {
diff --git a/modules/audio_processing/aec3/aec_state.cc b/modules/audio_processing/aec3/aec_state.cc
index 62232ac104..ffd81b3c11 100644
--- a/modules/audio_processing/aec3/aec_state.cc
+++ b/modules/audio_processing/aec3/aec_state.cc
@@ -131,6 +131,8 @@ AecState::AecState(const EchoCanceller3Config& config)
       blocks_since_converged_filter_(kBlocksSinceConvergencedFilterInit),
       active_blocks_since_consistent_filter_estimate_(
           kBlocksSinceConsistentEstimateInit),
+      echo_audibility_(
+          config.echo_audibility.use_stationarity_properties_at_init),
       reverb_model_estimator_(config) {}
 
 AecState::~AecState() = default;
diff --git a/modules/audio_processing/aec3/echo_audibility.cc b/modules/audio_processing/aec3/echo_audibility.cc
index 567873b181..fa123de351 100644
--- a/modules/audio_processing/aec3/echo_audibility.cc
+++ b/modules/audio_processing/aec3/echo_audibility.cc
@@ -20,7 +20,8 @@
 
 namespace webrtc {
 
-EchoAudibility::EchoAudibility() {
+EchoAudibility::EchoAudibility(bool use_render_stationarity_at_init)
+    : use_render_stationarity_at_init_(use_render_stationarity_at_init) {
   Reset();
 }
 
@@ -34,7 +35,7 @@ void EchoAudibility::Update(const RenderBuffer& render_buffer,
                              render_buffer.GetBlockBuffer(),
                              external_delay_seen);
 
-  if (external_delay_seen) {
+  if (external_delay_seen || use_render_stationarity_at_init_) {
     UpdateRenderStationarityFlags(render_buffer, delay_blocks, reverb_decay);
   }
 }
diff --git a/modules/audio_processing/aec3/echo_audibility.h b/modules/audio_processing/aec3/echo_audibility.h
index 4650fa5386..03bcd71865 100644
--- a/modules/audio_processing/aec3/echo_audibility.h
+++ b/modules/audio_processing/aec3/echo_audibility.h
@@ -31,7 +31,7 @@ class ApmDataDumper;
 
 class EchoAudibility {
  public:
-  EchoAudibility();
+  explicit EchoAudibility(bool use_render_stationarity_at_init);
   ~EchoAudibility();
 
   // Feed new render data to the echo audibility estimator.
@@ -78,6 +78,7 @@ class EchoAudibility {
   absl::optional<int> render_spectrum_write_prev_;
   int render_block_write_prev_;
   bool non_zero_render_seen_;
+  const bool use_render_stationarity_at_init_;
   StationarityEstimator render_stationarity_;
   RTC_DISALLOW_COPY_AND_ASSIGN(EchoAudibility);
 };
diff --git a/modules/audio_processing/test/audio_processing_simulator.cc b/modules/audio_processing/test/audio_processing_simulator.cc
index 5e092ff9c4..40479d0cb6 100644
--- a/modules/audio_processing/test/audio_processing_simulator.cc
+++ b/modules/audio_processing/test/audio_processing_simulator.cc
@@ -293,6 +293,8 @@ class Aec3ParametersParser {
                 &cfg.echo_audibility.audibility_threshold_hf);
       ReadParam(section, "use_stationary_properties",
                 &cfg.echo_audibility.use_stationary_properties);
+      ReadParam(section, "use_stationary_properties_at_init",
+                &cfg.echo_audibility.use_stationarity_properties_at_init);
     }
 
     if (rtc::GetValueFromJsonObject(root, "echo_removal_control", &section)) {