diff --git a/build.json b/build.json
index bdb59943d72af..1b9c72e8675ff 100644
--- a/build.json
+++ b/build.json
@@ -2,11 +2,11 @@
   "image": "homeassistant/{arch}-homeassistant",
   "shadow_repository": "ghcr.io/home-assistant",
   "build_from": {
-    "aarch64": "ghcr.io/home-assistant/aarch64-homeassistant-base:2021.08.0",
-    "armhf": "ghcr.io/home-assistant/armhf-homeassistant-base:2021.08.0",
-    "armv7": "ghcr.io/home-assistant/armv7-homeassistant-base:2021.08.0",
-    "amd64": "ghcr.io/home-assistant/amd64-homeassistant-base:2021.08.0",
-    "i386": "ghcr.io/home-assistant/i386-homeassistant-base:2021.08.0"
+    "aarch64": "ghcr.io/home-assistant/aarch64-homeassistant-base:2021.09.0",
+    "armhf": "ghcr.io/home-assistant/armhf-homeassistant-base:2021.09.0",
+    "armv7": "ghcr.io/home-assistant/armv7-homeassistant-base:2021.09.0",
+    "amd64": "ghcr.io/home-assistant/amd64-homeassistant-base:2021.09.0",
+    "i386": "ghcr.io/home-assistant/i386-homeassistant-base:2021.09.0"
   },
   "labels": {
     "io.hass.type": "core",
@@ -19,4 +19,4 @@
     "org.opencontainers.image.licenses": "Apache License 2.0"
   },
   "version_tag": true
-}
+}
\ No newline at end of file