diff --git a/emby/config.json b/emby/config.json
index 3e03da4..3995fd4 100644
--- a/emby/config.json
+++ b/emby/config.json
@@ -65,7 +65,7 @@
     "/dev/nvme2"
   ],
   "host_network": true,
-  "image": "ghcr.io/alexbelgium/emby-{arch}",
+  "image": "ghcr.nju.edu.cn/alexbelgium/emby-{arch}",
   "ingress": true,
   "ingress_port": 0,
   "ingress_stream": true,
diff --git a/filebrowser/config.json b/filebrowser/config.json
index 38ac72c..1eaaa74 100644
--- a/filebrowser/config.json
+++ b/filebrowser/config.json
@@ -62,7 +62,7 @@
     "PGID": "0",
     "PUID": "0"
   },
-  "image": "ghcr.io/alexbelgium/filebrowser-{arch}",
+  "image": "ghcr.nju.edu.cn/alexbelgium/filebrowser-{arch}",
   "ingress": true,
   "ingress_stream": true,
   "map": [
diff --git a/mpd/config.yaml b/mpd/config.yaml
index 8ad0293..ed7540f 100644
--- a/mpd/config.yaml
+++ b/mpd/config.yaml
@@ -13,7 +13,7 @@ arch:
   - aarch64
   - amd64
   - i386
-image: ghcr.io/poeschl/ha-mpd-{arch}
+image: ghcr.nju.edu.cn/poeschl/ha-mpd-{arch}
 init: false
 audio: true
 devices:
diff --git a/nextcloud/config.json b/nextcloud/config.json
index 0d6f74d..591b2bf 100644
--- a/nextcloud/config.json
+++ b/nextcloud/config.json
@@ -66,7 +66,7 @@
     "SKIP_DATA_DIRECTORY_PERMISSION_CHECK": "yes"
   },
   "hassio_api": true,
-  "image": "ghcr.io/alexbelgium/nextcloud_ocr-{arch}",
+  "image": "ghcr.nju.edu.cn/alexbelgium/nextcloud_ocr-{arch}",
   "ingress_port": 0,
   "init": false,
   "map": [
diff --git a/portainer/config.json b/portainer/config.json
index 7256c70..5d42cc8 100644
--- a/portainer/config.json
+++ b/portainer/config.json
@@ -12,7 +12,7 @@
   "description": "轻松管理您的Docker环境",
   "docker_api": true,
   "hassio_api": true,
-  "image": "ghcr.io/alexbelgium/portainer-{arch}",
+  "image": "ghcr.nju.edu.cn/alexbelgium/portainer-{arch}",
   "ingress": true,
   "ingress_port": 1337,
   "ingress_stream": true,