diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 7c7b8c2..01b3f6c 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -36,7 +36,6 @@ jobs:
     env:
       REGISTRY: ghcr.io
       IMAGE_NAME: ${{ github.repository }}
-    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
     steps:
     - name: Checkout
       uses: actions/checkout@v4
@@ -67,7 +66,7 @@ jobs:
       with:
         platforms: linux/arm64,linux/amd64
         file: docker/Dockerfile
-        push: true
+        push: ${{ github.event_name == 'push' && startsWith(github.ref, 'refs/tags') }}
         tags: |
           ghcr.io/jeertmans/manim-slides:latest
           ghcr.io/jeertmans/manim-slides:${{ steps.create_release.outputs.tag_name }}
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 86733ee..5a29e2f 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,9 +1,8 @@
-# Mostly a copy from https://github.com/ManimCommunity/manim/blob/68bd79093e1ebc1ed9f8051942ffe6e72a9e66a7/docker/Dockerfile
+# Mostly a copy from https://github.com/ManimCommunity/manim/blob/v0.18.1/docker/Dockerfile
 FROM python:3.11-slim
 
 RUN apt-get update -qq \
     && apt-get install --no-install-recommends -y \
-        ffmpeg \
         build-essential \
         gcc \
         cmake \
@@ -24,15 +23,17 @@ RUN wget -O /tmp/install-tl-unx.tar.gz http://mirror.ctan.org/systems/texlive/tl
     tar -xzf /tmp/install-tl-unx.tar.gz -C /tmp/install-tl --strip-components=1 && \
     /tmp/install-tl/install-tl --profile=/tmp/texlive-profile.txt \
     && tlmgr install \
-        amsmath babel-english cbfonts-fd cm-super ctex doublestroke dvisvgm everysel \
+        amsmath babel-english cbfonts-fd cm-super count1to ctex doublestroke dvisvgm everysel \
         fontspec frcursive fundus-calligra gnu-freefont jknapltx latex-bin \
-        mathastext microtype ms physics preview ragged2e relsize rsfs \
+        mathastext microtype multitoc physics prelim2e preview ragged2e relsize rsfs \
         setspace standalone tipa wasy wasysym xcolor xetex xkeyval
 
 # clone and build manim-slides
 COPY . /opt/manim-slides
 WORKDIR /opt/manim-slides
-RUN pip install --no-cache manim[jupyterlab] .[sphinx-directive]
+ENV UV_PYTHON=/usr/local/bin/python
+RUN pip install --no-cache-dir uv
+RUN uv pip install --no-cache-dir manim[jupyterlab] .[sphinx-directive]
 
 ARG NB_USER=manimslidesuser
 ARG NB_UID=1000