diff --git a/Dockerfile b/Dockerfile
index 2e7437a..d0e347f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG PYTHON_PACKAGES="python3 python3-dev py3-pip pandoc-cli"
+ARG PYTHON_PACKAGES="python3 python3-dev py3-pip pandoc-cli py3-pygments"
 ARG SYSTEM_PACKAGES="graphviz nodejs git-lfs make ncurses openjdk21"
 
 FROM harbor.pollinger.dev/dockerhub-mirror/alpine:latest AS base