diff --git a/webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc b/webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc
index 80936795a4..d8e139c670 100644
--- a/webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc
+++ b/webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc
@@ -176,7 +176,7 @@ int HandleCommandLineFlags(webrtc::test::TestConfig* config) {
   if (FLAGS_output_filename.empty()) {
     // Cut out the filename without extension from the given input file
     // (which may include a path)
-    int startIndex = FLAGS_input_filename.find_last_of("/") + 1;
+    size_t startIndex = FLAGS_input_filename.find_last_of("/") + 1;
     if (startIndex == 0) {
       startIndex = 0;
     }
diff --git a/webrtc/video/replay.cc b/webrtc/video/replay.cc
index 3bfdf92cd3..6f4ce678f0 100644
--- a/webrtc/video/replay.cc
+++ b/webrtc/video/replay.cc
@@ -301,7 +301,7 @@ void RtpReplay() {
         RTPHeader header;
         std::unique_ptr<RtpHeaderParser> parser(RtpHeaderParser::Create());
         parser->Parse(packet.data, packet.length, &header);
-        fprintf(stderr, "Packet len=%ld pt=%u seq=%u ts=%u ssrc=0x%8x\n",
+        fprintf(stderr, "Packet len=%zu pt=%u seq=%u ts=%u ssrc=0x%8x\n",
             packet.length, header.payloadType, header.sequenceNumber,
             header.timestamp, header.ssrc);
         break;