3 files changed, 4 insertions, 2 deletions
diff --git a/files/es/_redirects.txt b/files/es/_redirects.txt
index a6ec4b3ea8..d19e28e12d 100644
--- a/files/es/_redirects.txt
+++ b/files/es/_redirects.txt
@@ -1574,6 +1574,7 @@
 /es/docs/Web/API/WebGL_API/Getting_started_with_WebGL	/es/docs/Web/API/WebGL_API/Tutorial/Getting_started_with_WebGL
 /es/docs/Web/API/WebGL_API/Tutorial/Objetos_3D_utilizando_WebGL	/es/docs/Web/API/WebGL_API/Tutorial/Creating_3D_objects_using_WebGL
 /es/docs/Web/API/WebGL_API/Tutorial/Wtilizando_texturas_en_WebGL	/es/docs/Web/API/WebGL_API/Tutorial/Using_textures_in_WebGL
+/es/docs/Web/API/WebSocket/onerror	/es/docs/Web/API/WebSocket/error_event
 /es/docs/Web/API/WebSockets_API/Escribiendo_servidor_WebSocket	/es/docs/Web/API/WebSockets_API/Writing_WebSocket_server
 /es/docs/Web/API/WebSockets_API/Escribiendo_servidores_con_WebSocket	/es/docs/Web/API/WebSockets_API/Writing_WebSocket_servers
 /es/docs/Web/API/Web_Speech_API/Uso_de_la_Web_Speech_API	/es/docs/Web/API/Web_Speech_API/Using_the_Web_Speech_API
diff --git a/files/es/_wikihistory.json b/files/es/_wikihistory.json
index 5e2edb6bb7..a7087ecadf 100644
--- a/files/es/_wikihistory.json
+++ b/files/es/_wikihistory.json
@@ -8585,7 +8585,7 @@
       "FLAVIOALFA"
     ]
   },
-  "Web/API/WebSocket/onerror": {
+  "Web/API/WebSocket/error_event": {
     "modified": "2020-10-15T22:13:54.439Z",
     "contributors": [
       "Bumxu"
diff --git a/files/es/web/api/websocket/onerror/index.html b/files/es/web/api/websocket/error_event/index.html
index e784dfc486..b3e68f3274 100644
--- a/files/es/web/api/websocket/onerror/index.html
+++ b/files/es/web/api/websocket/error_event/index.html
@@ -1,6 +1,6 @@
 ---
 title: WebSocket.onerror
-slug: Web/API/WebSocket/onerror
+slug: Web/API/WebSocket/error_event
 tags:
   - API
   - Error
@@ -9,6 +9,7 @@ tags:
   - Web API
   - WebSocket
 translation_of: Web/API/WebSocket/onerror
+original_slug: Web/API/WebSocket/onerror
 ---
 <p>{{APIRef("Web Sockets API")}}</p>