diff --git a/aocbot/Dockerfile b/aocbot/Dockerfile
index a9c1361..2687cc0 100644
--- a/aocbot/Dockerfile
+++ b/aocbot/Dockerfile
@@ -3,7 +3,7 @@ FROM python:3.12.7-slim-bookworm
 RUN apt-get update && \
     apt-get -y upgrade && \
     apt-get -y --purge autoremove && \
-    apt-get -y install python3 python3-venv python3-tk git inetutils-ping && \
+    apt-get -y install python3 python3-venv python3-tk git inetutils-ping less && \
     apt-get -y clean && \
     rm -rf /var/lib/apt/lists/* && \
     groupadd -g 1000 aocbot && \