diff --git a/modules/audio_processing/aec3/matched_filter.cc b/modules/audio_processing/aec3/matched_filter.cc
index 466acd4..d8de2a9 100644
--- a/modules/audio_processing/aec3/matched_filter.cc
+++ b/modules/audio_processing/aec3/matched_filter.cc
@@ -100,10 +100,10 @@
     // Update the matched filter estimate in an NLMS manner.
     if (x2_sum > x2_sum_threshold && !saturation) {
       RTC_DCHECK_LT(0.f, x2_sum);
-      const float alpha = 0.7f * e / x2_sum;
+      const float alpha = 0.1f * e / x2_sum;
       const float32x4_t alpha_128 = vmovq_n_f32(alpha);
 
-      // filter = filter + 0.7 * (y - filter * x) / x * x.
+      // filter = filter + 0.1 * (y - filter * x) / x * x.
       float* h_p = &h[0];
       x_p = &x[x_start_index];
 
@@ -215,10 +215,10 @@
     // Update the matched filter estimate in an NLMS manner.
     if (x2_sum > x2_sum_threshold && !saturation) {
       RTC_DCHECK_LT(0.f, x2_sum);
-      const float alpha = 0.7f * e / x2_sum;
+      const float alpha = 0.1f * e / x2_sum;
       const __m128 alpha_128 = _mm_set1_ps(alpha);
 
-      // filter = filter + 0.7 * (y - filter * x) / x * x.
+      // filter = filter + 0.1 * (y - filter * x) / x * x.
       float* h_p = &h[0];
       x_p = &x[x_start_index];
 
@@ -286,9 +286,9 @@
     // Update the matched filter estimate in an NLMS manner.
     if (x2_sum > x2_sum_threshold && !saturation) {
       RTC_DCHECK_LT(0.f, x2_sum);
-      const float alpha = 0.7f * e / x2_sum;
+      const float alpha = 0.1f * e / x2_sum;
 
-      // filter = filter + 0.7 * (y - filter * x) / x * x.
+      // filter = filter + 0.1 * (y - filter * x) / x * x.
       size_t x_index = x_start_index;
       for (size_t k = 0; k < h.size(); ++k) {
         h[k] += alpha * x[x_index];