diff --git a/resources/audio_coding/neteq4_network_stats.dat.sha1 b/resources/audio_coding/neteq4_network_stats.dat.sha1
index 520c68a425..72a94994df 100644
--- a/resources/audio_coding/neteq4_network_stats.dat.sha1
+++ b/resources/audio_coding/neteq4_network_stats.dat.sha1
@@ -1 +1 @@
-391952a2268cb04b636a6b41868774619a8ae34f
\ No newline at end of file
+e5e2d0ff26d16339cf0f37a3512bfa2d390a9a9a
\ No newline at end of file
diff --git a/resources/audio_coding/neteq4_universal_ref.pcm.sha1 b/resources/audio_coding/neteq4_universal_ref.pcm.sha1
index cc441d56f1..6643d54ea1 100644
--- a/resources/audio_coding/neteq4_universal_ref.pcm.sha1
+++ b/resources/audio_coding/neteq4_universal_ref.pcm.sha1
@@ -1 +1 @@
-49d12cf21b37f2da3f52cf2ab76ecb08adbb2a69
\ No newline at end of file
+f587883b7c371ee8d87dbf1b0f07525af7d959b8
\ No newline at end of file
diff --git a/resources/audio_coding/neteq4_universal_ref_win_32.pcm.sha1 b/resources/audio_coding/neteq4_universal_ref_win_32.pcm.sha1
index cc441d56f1..6643d54ea1 100644
--- a/resources/audio_coding/neteq4_universal_ref_win_32.pcm.sha1
+++ b/resources/audio_coding/neteq4_universal_ref_win_32.pcm.sha1
@@ -1 +1 @@
-49d12cf21b37f2da3f52cf2ab76ecb08adbb2a69
\ No newline at end of file
+f587883b7c371ee8d87dbf1b0f07525af7d959b8
\ No newline at end of file
diff --git a/resources/audio_coding/neteq4_universal_ref_win_64.pcm.sha1 b/resources/audio_coding/neteq4_universal_ref_win_64.pcm.sha1
index 3a97d9909b..3c73ee929a 100644
--- a/resources/audio_coding/neteq4_universal_ref_win_64.pcm.sha1
+++ b/resources/audio_coding/neteq4_universal_ref_win_64.pcm.sha1
@@ -1 +1 @@
-84972ecea6a0bf85b873f109c88697eab44cedd3
\ No newline at end of file
+08266b198e7686b3cd9330813e0d2cd72fc8fdc2
\ No newline at end of file
diff --git a/webrtc/modules/audio_coding/main/acm2/audio_coding_module_unittest.cc b/webrtc/modules/audio_coding/main/acm2/audio_coding_module_unittest.cc
index a73effb4b0..f8748d4e28 100644
--- a/webrtc/modules/audio_coding/main/acm2/audio_coding_module_unittest.cc
+++ b/webrtc/modules/audio_coding/main/acm2/audio_coding_module_unittest.cc
@@ -561,30 +561,38 @@ class AcmReceiverBitExactness : public ::testing::Test {
 };
 
 TEST_F(AcmReceiverBitExactness, 8kHzOutput) {
+  // TODO(henrik.lundin) Update the android checksum once the android bots are
+  // running this test again.
   Run(8000,
-      PlatformChecksum("a53573d9a44a53ea852056e9550fbd53",
+      PlatformChecksum("bd6f8d9602cd82444ea2539e674df747",
                        "7924385273062b9f07aa3d4dff30d601",
-                       "c54fd4a532cdb400bca2758d3a941eee"));
+                       "8a8440f5511eb729221b9aac25cda3a0"));
 }
 
 TEST_F(AcmReceiverBitExactness, 16kHzOutput) {
+  // TODO(henrik.lundin) Update the android checksum once the android bots are
+  // running this test again.
   Run(16000,
-      PlatformChecksum("16ed8ee37bad45de2e1ad2b34c7c3910",
+      PlatformChecksum("a39bc6ee0c4eb15f3ad2f43cebcc571d",
                        "d1d3dde41da936f80fa63d718fbc0fc0",
-                       "68a8b57a0672356f846b3cea51e49903"));
+                       "7be583092c5adbcb0f6cd66eca20ea63"));
 }
 
 TEST_F(AcmReceiverBitExactness, 32kHzOutput) {
+  // TODO(henrik.lundin) Update the android checksum once the android bots are
+  // running this test again.
   Run(32000,
-      PlatformChecksum("f0f41f494d5d811f5a1cfce8fd89d9db",
+      PlatformChecksum("80964572aaa2dc92f9e34896dd3802b3",
                        "23b82b2605e3aab3d4d9e67dba341355",
-                       "f2a69bcdedca515e548cd2c5af75d046"));
+                       "3a84188abe9fca25fedd6034760f3e22"));
 }
 
 TEST_F(AcmReceiverBitExactness, 48kHzOutput) {
+  // TODO(henrik.lundin) Update the android checksum once the android bots are
+  // running this test again.
   Run(48000,
-      PlatformChecksum("77730099d995180ab6cb60379d4a9715",
+      PlatformChecksum("8aacde91f390e0d5a9c2ed571a25fd37",
                        "580c2d0b273ffa8fa0796d784908cbdb",
-                       "5c1bdee51750e13fbb9413bc9280c0dd"));
+                       "89b4b19bdb4de40f1d88302ef8cb9f9b"));
 }
 }  // namespace webrtc
diff --git a/webrtc/modules/audio_coding/neteq/expand.cc b/webrtc/modules/audio_coding/neteq/expand.cc
index 3f7ed2414b..bf0fa68a07 100644
--- a/webrtc/modules/audio_coding/neteq/expand.cc
+++ b/webrtc/modules/audio_coding/neteq/expand.cc
@@ -861,8 +861,8 @@ void Expand::GenerateBackgroundNoise(int16_t* random_vector,
                               mute_slope,
                               noise_samples);
     } else if (bgn_mute_factor < 16384) {
-      // If mode is kBgnOff, or if kBgnFade has started fading,
-      // Use regular |mute_slope|.
+      // If mode is kBgnOn, or if kBgnFade has started fading,
+      // use regular |mute_slope|.
       if (!stop_muting_ && bgn_mode != NetEq::kBgnOff &&
           !(bgn_mode == NetEq::kBgnFade && too_many_expands)) {
         DspHelper::UnmuteSignal(noise_samples,
diff --git a/webrtc/modules/audio_coding/neteq/interface/neteq.h b/webrtc/modules/audio_coding/neteq/interface/neteq.h
index fdd000aa52..7196bc196f 100644
--- a/webrtc/modules/audio_coding/neteq/interface/neteq.h
+++ b/webrtc/modules/audio_coding/neteq/interface/neteq.h
@@ -74,7 +74,7 @@ class NetEq {
           max_packets_in_buffer(50),
           // |max_delay_ms| has the same effect as calling SetMaximumDelay().
           max_delay_ms(2000),
-          background_noise_mode(kBgnOn) {}
+          background_noise_mode(kBgnOff) {}
 
     int sample_rate_hz;  // Initial vale. Will change with input data.
     bool enable_audio_classifier;