diff --git a/.gitignore b/.gitignore
index bcd3e3d95d0..a8bafbc343e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -79,7 +79,6 @@ junit.xml
 .project
 .pydevproject
 
-.python-version
 .tool-versions
 
 # emacs auto backups
diff --git a/.python-version b/.python-version
new file mode 100644
index 00000000000..24ee5b1be99
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.13
diff --git a/Dockerfile.dev b/Dockerfile.dev
index d81daaa47eb..e57fae2a005 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -36,7 +36,7 @@ COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
 
 USER vscode
 
-ENV UV_PYTHON=3.13.2
+COPY .python-version ./
 RUN uv python install
 
 ENV VIRTUAL_ENV="/home/vscode/.local/ha-venv"