diff --git a/esphome/components/web_server/ota/ota_web_server.cpp b/esphome/components/web_server/ota/ota_web_server.cpp
index 8d46860361..672a9868c5 100644
--- a/esphome/components/web_server/ota/ota_web_server.cpp
+++ b/esphome/components/web_server/ota/ota_web_server.cpp
@@ -205,7 +205,7 @@ void OTARequestHandler::handleRequest(AsyncWebServerRequest *request) {
   static const char CONNECTION_STR[] PROGMEM = "Connection";
   static const char CLOSE_STR[] PROGMEM = "close";
   const char *msg = this->ota_success_ ? UPDATE_SUCCESS : UPDATE_FAILED;
-  response = request->beginResponse(200, TEXT_PLAIN, msg);
+  response = request->beginResponse_P(200, TEXT_PLAIN, msg);
   response->addHeader(CONNECTION_STR, CLOSE_STR);
 #else
   const char *msg = this->ota_success_ ? "Update Successful!" : "Update Failed!";