2 files changed, 4 insertions, 4 deletions
diff --git a/cast/sender/channel/sender_socket_factory.cc b/cast/sender/channel/sender_socket_factory.cc
index 8dff73c4..6f8d9a51 100644
--- a/cast/sender/channel/sender_socket_factory.cc
+++ b/cast/sender/channel/sender_socket_factory.cc
@@ -16,11 +16,11 @@ namespace openscreen {
 namespace cast {
 
 bool operator<(const std::unique_ptr<SenderSocketFactory::PendingAuth>& a,
-               uint32_t b) {
+               int32_t b) {
   return a && a->socket->socket_id() < b;
 }
 
-bool operator<(uint32_t a,
+bool operator<(int32_t a,
                const std::unique_ptr<SenderSocketFactory::PendingAuth>& b) {
   return b && a < b->socket->socket_id();
 }
diff --git a/cast/sender/channel/sender_socket_factory.h b/cast/sender/channel/sender_socket_factory.h
index 9cb31066..094530dd 100644
--- a/cast/sender/channel/sender_socket_factory.h
+++ b/cast/sender/channel/sender_socket_factory.h
@@ -79,8 +79,8 @@ class SenderSocketFactory final : public TlsConnectionFactory::Client,
     bssl::UniquePtr<X509> peer_cert;
   };
 
-  friend bool operator<(const std::unique_ptr<PendingAuth>& a, uint32_t b);
-  friend bool operator<(uint32_t a, const std::unique_ptr<PendingAuth>& b);
+  friend bool operator<(const std::unique_ptr<PendingAuth>& a, int32_t b);
+  friend bool operator<(int32_t a, const std::unique_ptr<PendingAuth>& b);
 
   std::vector<PendingConnection>::iterator FindPendingConnection(
       const IPEndpoint& endpoint);