link fix

Author: dlepow

articles/container-registry/container-registry-helm-repos.md

@@ -112,7 +112,7 @@ mycontainerregistry.azurecr.io/helm/hello-world:v1       hello-world       0.1.0
 
 Run the `helm registry login` command in the Helm 3 CLI to [authenticate with the registry](container-registry-authentication.md) using credentials appropriate for your scenario.
 
-For example, create an Azure Active Directory [service principal with pull and push permissions](container-registry-auth-service-principalmd#create-a-service-principal) (AcrPush role) to the registry. Then supply the service principal credentials to `helm registry login`. The following example supplies the password using an environment variable:
+For example, create an Azure Active Directory [service principal with pull and push permissions](container-registry-auth-service-principal.md#create-a-service-principal) (AcrPush role) to the registry. Then supply the service principal credentials to `helm registry login`. The following example supplies the password using an environment variable:
 
 ```console
 echo $spPassword | helm registry login mycontainerregistry.azurecr.io \