diff --git a/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest_oldapi.cc b/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest_oldapi.cc
index ce8d86d36a..86f166bcf0 100644
--- a/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest_oldapi.cc
+++ b/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest_oldapi.cc
@@ -958,34 +958,34 @@ class AcmReceiverBitExactnessOldApi : public ::testing::Test {
 #if (defined(WEBRTC_CODEC_ISAC) || defined(WEBRTC_CODEC_ISACFX)) && \
     defined(WEBRTC_CODEC_ILBC) && defined(WEBRTC_CODEC_G722)
 TEST_F(AcmReceiverBitExactnessOldApi, 8kHzOutput) {
-  Run(8000, PlatformChecksum("90be25dd9505005aaadf91b77ee31624",
-                             "ac6dc4b5bf6d277f693889c4c916882e",
-                             "a607f7d0ba98683c9c236217f86aaa6b",
-                             "4a54f6ec712bda58484a388e1a332b42"),
+  Run(8000, PlatformChecksum("86f0e58421dafe3471e1bcd62316174e",
+                             "e2c2176b822f109eab2c3317ff1f3a89",
+                             "9c1058831bef8836d5880f86f03f02cd",
+                             "7294944a869a39085ae69278dca875ad"),
       std::vector<ExternalDecoder>());
 }
 
 TEST_F(AcmReceiverBitExactnessOldApi, 16kHzOutput) {
-  Run(16000, PlatformChecksum("2c713197d41becd52c1ceecbd2b9f687",
-                              "130cc2a43063c74197122e3760690e7d",
-                              "cdc3d88f6d8e497d4e00c62c0e6dbb3c",
-                              "83edb67c157d0e3a0fb9f7d7b1ce5dc7"),
+  Run(16000, PlatformChecksum("0b895074ede8d93ff7d4b03e48ff4353",
+                              "9b92ee1731bc07e7a802c46883551029",
+                              "1a29721666a594cc56688b442790d0f9",
+                              "c061a9486003d0c096504905521d0fe7"),
       std::vector<ExternalDecoder>());
 }
 
 TEST_F(AcmReceiverBitExactnessOldApi, 32kHzOutput) {
-  Run(32000, PlatformChecksum("fe5851d43c13df66a7ad30fdb124e62f",
-                              "309d24be4b287dc92c340f10a807a11e",
-                              "c4a0e0b2e031d62c693af2a9ff4337ac",
-                              "4cbfc6ab4d704f5d9b4f10406437fda9"),
+  Run(32000, PlatformChecksum("ed620557bab00d588db0af699dc05df9",
+                              "9472cfaeba10282187a6376aeddba347",
+                              "0071b9962de77b1d71ecd0a0e5accf45",
+                              "c6cca0a4dd27bb77505343a15ea13c77"),
       std::vector<ExternalDecoder>());
 }
 
 TEST_F(AcmReceiverBitExactnessOldApi, 48kHzOutput) {
-  Run(48000, PlatformChecksum("a9241f426b4bf2ac650b6d287469a550",
-                              "30374fd4a932df942c1b1120e7b724ad",
-                              "22242dd832824046d48db9ea8a01f84c",
-                              "c7f46bf165400b266d9b57aee02d2747"),
+  Run(48000, PlatformChecksum("e68904bd63da1bad4b00f4bd221f2325",
+                              "3418d41ee693f8fa6d5878de5a8c95d9",
+                              "861e65072b1a10eec56ffde10c99bbce",
+                              "244bafe12206b7e26276ff7c49fc1795"),
       std::vector<ExternalDecoder>());
 }
 
@@ -1043,10 +1043,10 @@ TEST_F(AcmReceiverBitExactnessOldApi, 48kHzOutputExternalDecoder) {
   std::vector<ExternalDecoder> external_decoders;
   external_decoders.push_back(ed);
 
-  Run(48000, PlatformChecksum("a9241f426b4bf2ac650b6d287469a550",
-                              "30374fd4a932df942c1b1120e7b724ad",
-                              "22242dd832824046d48db9ea8a01f84c",
-                              "c7f46bf165400b266d9b57aee02d2747"),
+  Run(48000, PlatformChecksum("e68904bd63da1bad4b00f4bd221f2325",
+                              "3418d41ee693f8fa6d5878de5a8c95d9",
+                              "861e65072b1a10eec56ffde10c99bbce",
+                              "244bafe12206b7e26276ff7c49fc1795"),
       external_decoders);
 
   EXPECT_CALL(mock_decoder, Die());
diff --git a/webrtc/modules/audio_coding/neteq/neteq_impl.cc b/webrtc/modules/audio_coding/neteq/neteq_impl.cc
index 422252c5ac..024c73d23d 100644
--- a/webrtc/modules/audio_coding/neteq/neteq_impl.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl.cc
@@ -47,11 +47,6 @@
 #include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 #include "webrtc/modules/include/module_common_types.h"
 
-// Modify the code to obtain backwards bit-exactness. Once bit-exactness is no
-// longer required, this #define should be removed (and the code that it
-// enables).
-#define LEGACY_BITEXACT
-
 namespace webrtc {
 
 NetEqImpl::Dependencies::Dependencies(
@@ -1145,15 +1140,8 @@ int NetEqImpl::GetDecision(Operations* operation,
         return -1;
       }
       timestamp_ = header->timestamp;
-      if (*operation == kRfc3389CngNoPacket
-#ifndef LEGACY_BITEXACT
-          // Without this check, it can happen that a non-CNG packet is sent to
-          // the CNG decoder as if it was a SID frame. This is clearly a bug,
-          // but is kept for now to maintain bit-exactness with the test
-          // vectors.
-          && decoder_database_->IsComfortNoise(header->payloadType)
-#endif
-      ) {
+      if (*operation == kRfc3389CngNoPacket &&
+          decoder_database_->IsComfortNoise(header->payloadType)) {
         // Change decision to CNG packet, since we do have a CNG packet, but it
         // was considered too early to use. Now, use it anyway.
         *operation = kRfc3389Cng;
@@ -1372,16 +1360,6 @@ int NetEqImpl::Decode(PacketList* packet_list, Operations* operation,
     reset_decoder_ = false;
   }
 
-#ifdef LEGACY_BITEXACT
-  // Due to a bug in old SignalMCU, it could happen that CNG operation was
-  // decided, but a speech packet was provided. The speech packet will be used
-  // to update the comfort noise decoder, as if it was a SID frame, which is
-  // clearly wrong.
-  if (*operation == kRfc3389Cng) {
-    return 0;
-  }
-#endif
-
   *decoded_length = 0;
   // Update codec-internal PLC state.
   if ((*operation == kMerge) && decoder && decoder->HasDecodePlc()) {
@@ -1776,29 +1754,8 @@ int NetEqImpl::DoRfc3389Cng(PacketList* packet_list, bool play_dtmf) {
     Packet* packet = packet_list->front();
     packet_list->pop_front();
     if (!decoder_database_->IsComfortNoise(packet->header.payloadType)) {
-#ifdef LEGACY_BITEXACT
-      // This can happen due to a bug in GetDecision. Change the payload type
-      // to a CNG type, and move on. Note that this means that we are in fact
-      // sending a non-CNG payload to the comfort noise decoder for decoding.
-      // Clearly wrong, but will maintain bit-exactness with legacy.
-      if (fs_hz_ == 8000) {
-        packet->header.payloadType =
-            decoder_database_->GetRtpPayloadType(NetEqDecoder::kDecoderCNGnb);
-      } else if (fs_hz_ == 16000) {
-        packet->header.payloadType =
-            decoder_database_->GetRtpPayloadType(NetEqDecoder::kDecoderCNGwb);
-      } else if (fs_hz_ == 32000) {
-        packet->header.payloadType = decoder_database_->GetRtpPayloadType(
-            NetEqDecoder::kDecoderCNGswb32kHz);
-      } else if (fs_hz_ == 48000) {
-        packet->header.payloadType = decoder_database_->GetRtpPayloadType(
-            NetEqDecoder::kDecoderCNGswb48kHz);
-      }
-      assert(decoder_database_->IsComfortNoise(packet->header.payloadType));
-#else
       LOG(LS_ERROR) << "Trying to decode non-CNG payload as CNG.";
       return kOtherError;
-#endif
     }
     // UpdateParameters() deletes |packet|.
     if (comfort_noise_->UpdateParameters(packet) ==
diff --git a/webrtc/modules/audio_coding/neteq/neteq_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_unittest.cc
index 783c7ff53e..99eb38499b 100644
--- a/webrtc/modules/audio_coding/neteq/neteq_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_unittest.cc
@@ -462,13 +462,13 @@ TEST_F(NetEqDecodingTest, MAYBE_TestBitExactness) {
 
   const std::string output_checksum = PlatformChecksum(
       "472ebe1126f41fdb6b5c63c87f625a52e7604e49",
-      "d2a6b6ff54b340cf9f961c7f07768d86b3761073",
+      "36f6fc87c05de077e998173b46b83524de5e8fc2",
       "472ebe1126f41fdb6b5c63c87f625a52e7604e49",
       "f9749813dbc3fb59dae761de518fec65b8407c5b");
 
   const std::string network_stats_checksum = PlatformChecksum(
       "2cf380a05ee07080bd72471e8ec7777a39644ec9",
-      "01be67dc4c3b8e74743a45cbd8684c0535dec9ad",
+      "f50795e25ec2bab2d418c694ab088012776fd450",
       "2cf380a05ee07080bd72471e8ec7777a39644ec9",
       "2cf380a05ee07080bd72471e8ec7777a39644ec9");