diff --git a/cobuild/000-setup.sh b/cobuild/000-setup.sh
index ff79dbf..6693457 100644
--- a/cobuild/000-setup.sh
+++ b/cobuild/000-setup.sh
@@ -1,4 +1,12 @@
 progress "Installing Hrochobot"
 
+echo "Creating virtual environment"
+
+install-pkgs python3-venv
+
+python3 -m venv /srv/hrochobot
+. /srv/hrochobot/bin/activate
+
+echo "Installing package"
 cd /build/src
 pip install .
diff --git a/cobuild/010-service.d/hrochobot.service b/cobuild/010-service.d/hrochobot.service
index 0149709..1bc6f40 100644
--- a/cobuild/010-service.d/hrochobot.service
+++ b/cobuild/010-service.d/hrochobot.service
@@ -5,7 +5,7 @@ After=network.target
 [Service]
 Type=exec
 ExecStartPre=mkdir -p /data/hrochobot
-ExecStart=/usr/local/bin/hrochobot
+ExecStart=/srv/hrochobot/bin/hrochobot
 Environment=HROCHOBOT_DATA=/data/hrochobot
 Environment=HROCHOBOT_ETC=/data/hrochobot
 Environment=HROCHOBOT_LOG=/data/log
diff --git a/cobuild/Dockerfile.top b/cobuild/Dockerfile.top
index 6181dd4..09d2829 100644
--- a/cobuild/Dockerfile.top
+++ b/cobuild/Dockerfile.top
@@ -1,4 +1,4 @@
-FROM docker://registry.ks.matfyz.cz/gimli/base:bullseye
+FROM docker://registry.ks.matfyz.cz/gimli/base:bookworm
 COPY bin /build/src/bin
 COPY hrochobot /build/src/hrochobot
 COPY setup.py /build/src