diff --git a/script/hassfest/docker.py b/script/hassfest/docker.py
index c0bdfd3fb3e466..bce77e1ece0cd1 100644
--- a/script/hassfest/docker.py
+++ b/script/hassfest/docker.py
@@ -82,7 +82,7 @@
 COPY . /usr/src/homeassistant
 
 # Uv is only needed during build
-RUN --mount=from=ghcr.io/astral-sh/uv,source=/uv,target=/bin/uv \
+RUN --mount=from=ghcr.io/astral-sh/uv:{uv},source=/uv,target=/bin/uv \
     # Required for PyTurboJPEG
     apk add --no-cache libturbojpeg \
     && uv pip install \
diff --git a/script/hassfest/docker/Dockerfile b/script/hassfest/docker/Dockerfile
index b5a7be81de030a..0d99b04c44c94a 100644
--- a/script/hassfest/docker/Dockerfile
+++ b/script/hassfest/docker/Dockerfile
@@ -1,7 +1,7 @@
 # Automatically generated by hassfest.
 #
 # To update, run python3 -m script.hassfest -p docker
-FROM python:alpine3.20
+FROM python:alpine
 
 ENV \
     UV_SYSTEM_PYTHON=true \
@@ -14,7 +14,7 @@ WORKDIR "/github/workspace"
 COPY . /usr/src/homeassistant
 
 # Uv is only needed during build
-RUN --mount=from=ghcr.io/astral-sh/uv,source=/uv,target=/bin/uv \
+RUN --mount=from=ghcr.io/astral-sh/uv:0.2.27,source=/uv,target=/bin/uv \
     # Required for PyTurboJPEG
     apk add --no-cache libturbojpeg \
     && uv pip install \