diff --git a/docs/content/middlewares/headers.md b/docs/content/middlewares/headers.md
index a5932c864..681017301 100644
--- a/docs/content/middlewares/headers.md
+++ b/docs/content/middlewares/headers.md
@@ -23,7 +23,7 @@ labels:
 apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
-  name: testHeader
+  name: test-header
 spec:
   headers:
     customRequestHeaders:
@@ -86,7 +86,7 @@ labels:
 apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
-  name: testHeader
+  name: test-header
 spec:
   headers:
     customRequestHeaders:
@@ -148,7 +148,7 @@ labels:
 apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
-  name: testHeader
+  name: test-header
 spec:
   headers:
     frameDeny: "true"
@@ -206,7 +206,7 @@ labels:
 apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
-  name: testHeader
+  name: test-header
 spec:
   headers:
     accessControlAllowMethods:
diff --git a/docs/content/middlewares/ipwhitelist.md b/docs/content/middlewares/ipwhitelist.md
index cf7b64b2f..e32080d23 100644
--- a/docs/content/middlewares/ipwhitelist.md
+++ b/docs/content/middlewares/ipwhitelist.md
@@ -90,7 +90,7 @@ The `depth` option tells Traefik to use the `X-Forwarded-For` header and take th
     apiVersion: traefik.containo.us/v1alpha1
     kind: Middleware
     metadata:
-      name: testIPwhitelist
+      name: test-ipwhitelist
     spec:
       ipWhiteList:
         sourceRange:
diff --git a/docs/content/migration/v1-to-v2.md b/docs/content/migration/v1-to-v2.md
index 0f2a3830a..de122bca4 100644
--- a/docs/content/migration/v1-to-v2.md
+++ b/docs/content/migration/v1-to-v2.md
@@ -748,6 +748,7 @@ with the path `/admin` stripped, e.g. to `http://<IP>:<port>/`. In this case, yo
           middlewares:
             - name: admin-stripprefix
     ---
+    apiVersion: traefik.containo.us/v1alpha1
     kind: Middleware
     metadata:
       name: admin-stripprefix