diff --git a/esphome/components/api/api.proto b/esphome/components/api/api.proto
index 2921d94d47..34a04c7336 100644
--- a/esphome/components/api/api.proto
+++ b/esphome/components/api/api.proto
@@ -2851,7 +2851,7 @@ enum SerialProxyMode {
 }
 
 message SerialProxySetModeRequest {
-  option (id) = 151;
+  option (id) = 152;
   option (source) = SOURCE_CLIENT;
   option (ifdef) = "USE_SERIAL_PROXY";
 
diff --git a/esphome/components/api/api_pb2.h b/esphome/components/api/api_pb2.h
index fbfe5998df..7438b4cc48 100644
--- a/esphome/components/api/api_pb2.h
+++ b/esphome/components/api/api_pb2.h
@@ -3409,7 +3409,7 @@ class SerialProxyRequestResponse final : public ProtoMessage {
 };
 class SerialProxySetModeRequest final : public ProtoDecodableMessage {
  public:
-  static constexpr uint16_t MESSAGE_TYPE = 151;
+  static constexpr uint16_t MESSAGE_TYPE = 152;
   static constexpr uint8_t ESTIMATED_SIZE = 6;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const LogString *message_name() const override { return LOG_STR("serial_proxy_set_mode_request"); }