diff --git a/media/base/rtputils.cc b/media/base/rtputils.cc
index e8fd10d8bb..96828052f3 100644
--- a/media/base/rtputils.cc
+++ b/media/base/rtputils.cc
@@ -257,7 +257,7 @@ bool SetRtpSsrc(void* data, size_t len, uint32_t value) {
 // Assumes version 2, no padding, no extensions, no csrcs.
 bool SetRtpHeader(void* data, size_t len, const RtpHeader& header) {
   if (!IsValidRtpPayloadType(header.payload_type) ||
-      header.seq_num < 0 || header.seq_num > UINT16_MAX) {
+      header.seq_num < 0 || header.seq_num > static_cast<int>(UINT16_MAX)) {
     return false;
   }
   return (SetUint8(data, kRtpFlagsOffset, kRtpVersion << 6) &&
diff --git a/pc/peerconnection.cc b/pc/peerconnection.cc
index 572816c218..454746f40e 100644
--- a/pc/peerconnection.cc
+++ b/pc/peerconnection.cc
@@ -2865,7 +2865,7 @@ bool PeerConnection::SetConfiguration(const RTCConfiguration& configuration,
   // Note that this isn't possible through chromium, since it's an unsigned
   // short in WebIDL.
   if (configuration.ice_candidate_pool_size < 0 ||
-      configuration.ice_candidate_pool_size > UINT16_MAX) {
+      configuration.ice_candidate_pool_size > static_cast<int>(UINT16_MAX)) {
     return SafeSetError(RTCErrorType::INVALID_RANGE, error);
   }