diff --git a/webrtc/modules/audio_coding/codecs/isac/main/interface/isac.h b/webrtc/modules/audio_coding/codecs/isac/main/interface/isac.h
index 6ae6c1a318..54c630a902 100644
--- a/webrtc/modules/audio_coding/codecs/isac/main/interface/isac.h
+++ b/webrtc/modules/audio_coding/codecs/isac/main/interface/isac.h
@@ -557,7 +557,7 @@ extern "C" {
    *                              i.e. 10000 to 56000.
    *        - isRCU                       : if the new bit-stream is an RCU stream.
    *                              Note that the rate parameter always indicates
-   *                              the target rate of the main paylaod, regardless
+   *                              the target rate of the main payload, regardless
    *                              of 'isRCU' value.
    *
    * Output:
diff --git a/webrtc/modules/audio_coding/codecs/isac/main/source/structs.h b/webrtc/modules/audio_coding/codecs/isac/main/source/structs.h
index 39a86d2224..62dc2043d5 100644
--- a/webrtc/modules/audio_coding/codecs/isac/main/source/structs.h
+++ b/webrtc/modules/audio_coding/codecs/isac/main/source/structs.h
@@ -345,7 +345,7 @@ typedef struct {
 
   /*-----
     This records the BWE index the encoder injected into the bit-stream.
-    It will be used in RCU. The same BWE index of main paylaod will be in
+    It will be used in RCU. The same BWE index of main payload will be in
     the redundant payload. We can not retrive it from BWE because it is
     a recursive procedure (WebRtcIsac_GetDownlinkBwJitIndexImpl) and has to be
     called only once per each encode.
diff --git a/webrtc/voice_engine/channel.cc b/webrtc/voice_engine/channel.cc
index 357eb0ffe2..468b2bc7f4 100644
--- a/webrtc/voice_engine/channel.cc
+++ b/webrtc/voice_engine/channel.cc
@@ -6666,7 +6666,7 @@ int Channel::SetRedPayloadType(int red_payload_type) {
   if (red_payload_type < 0) {
     _engineStatisticsPtr->SetLastError(
         VE_PLTYPE_ERROR, kTraceError,
-        "SetRedPayloadType() invalid RED paylaod type");
+        "SetRedPayloadType() invalid RED payload type");
     return -1;
   }
 
diff --git a/webrtc/voice_engine/voe_codec_unittest.cc b/webrtc/voice_engine/voe_codec_unittest.cc
index 8bd4a276be..e473ddf15e 100644
--- a/webrtc/voice_engine/voe_codec_unittest.cc
+++ b/webrtc/voice_engine/voe_codec_unittest.cc
@@ -433,7 +433,7 @@ TEST_F(VoECodecTest, DualStreamRegisterWithWrongInputsFails) {
   EXPECT_EQ(-1, voe_codec_->SetSecondarySendCodec(channel_, invalid_secondary_,
                                                   red_payload_type_));
 
-  // Wrong paylaod.
+  // Wrong payload.
   EXPECT_EQ(-1, voe_codec_->SetSecondarySendCodec(channel_, valid_secondary_,
                                                   -1));
   // Wrong channel.