diff --git a/test/docker/Dockerfile b/test/docker/Dockerfile
index d3062ce7e240d7cef9a02be5c421cde6b35ae5c7..fca5a79d0beb068d50838b6590da651db1106188 100644
--- a/test/docker/Dockerfile
+++ b/test/docker/Dockerfile
@@ -1,10 +1,8 @@
-FROM debian:10
+FROM debian:11
 ADD node_gpg.asc /etc/apt/
 RUN  apt-get update \
     && apt-get install -y gnupg ca-certificates\
     && apt-key add /etc/apt/node_gpg.asc \
-    && echo "deb http://deb.debian.org/debian buster-backports main" >> /etc/apt/sources.list \
-    && echo "deb https://deb.nodesource.com/node_14.x buster main" >> /etc/apt/sources.list \
     && apt-get update \
     && apt-get install -y \
       firefox-esr gettext-base python3-pip \