diff --git a/Dockerfile b/Dockerfile
index 7e30f45966685dc1107df384ba82247b1e5b61b4..41c3ace6705eb3b8d46fd71af93cc0b7d5b06640 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # https://tug.org/texlive/quickinstall.html
 
-FROM debian:stable
+FROM debian:bullseye
 
 ENV DEBIAN_FRONTEND=noninteractive
 
@@ -18,7 +18,7 @@ RUN cat $TEXPROFILE && \
     apt-get -qq update -y && \
     #
     # deps for texlive, verapdf, make, pdf cmdline utils, pygments/minted, pandoc
-    apt-get install -y texlive-base wget make ghostscript poppler-utils \
+    apt-get install -y texlive-base wget make ghostscript poppler-utils librsvg2-bin \
     fontconfig inotify-tools openjdk-11-jre-headless \
     python3-pygments python3-pandocfilters \
     pandoc-citeproc pandoc && \