diff --git a/portainer/Dockerfile b/portainer/Dockerfile
index f9f6dd45e..9e66933db 100644
--- a/portainer/Dockerfile
+++ b/portainer/Dockerfile
@@ -1,7 +1,7 @@
 ARG BUILD_FROM=ghcr.io/hassio-addons/base/amd64:9.2.0
 # hadolint ignore=DL3006
 FROM ${BUILD_FROM}
-ARG BUILD_UPSTREAM="2.5.0"
+ARG BUILD_UPSTREAM="2.1.1"
 
 # Set shell
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
@@ -51,4 +51,4 @@ LABEL \
     org.opencontainers.image.documentation="https://github.com/${BUILD_REPOSITORY}/blob/main/README.md" \
     org.opencontainers.image.created=${BUILD_DATE} \
     org.opencontainers.image.revision=${BUILD_REF} \
-    org.opencontainers.image.version=${BUILD_VERSION}
\ No newline at end of file
+    org.opencontainers.image.version=${BUILD_VERSION}