Update README.md

Author: mikecao

README.md

@@ -72,13 +72,13 @@ docker compose up -d
 Alternatively, to pull just the Umami Docker image with PostgreSQL support:
 
 ```bash
-docker pull ghcr.io/umami-software/umami:postgresql-latest
+docker pull docker.umami.is/umami-software/umami:postgresql-latest
 ```
 
 Or with MySQL support:
 
 ```bash
-docker pull ghcr.io/umami-software/umami:mysql-latest
+docker pull docker.umami.is/umami-software/umami:mysql-latest
 ```
 
 ## Getting updates
@@ -102,4 +102,3 @@ docker compose up --force-recreate
 
 MIT
 
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