diff --git a/app/serve.json b/app/serve.json
new file mode 100644
index 00000000..9d0ade3c
--- /dev/null
+++ b/app/serve.json
@@ -0,0 +1,13 @@
+{
+  "rewrites": [
+    {
+      "source": "/epub/epub.html",
+      "destination": "/epub/epub.html"
+    },
+    {
+      "source": "**",
+      "destination": "/index.html"
+    }
+  ],
+  "cleanUrls": false
+}
\ No newline at end of file
diff --git a/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot b/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
index 326b9325..73d8fe45 100644
--- a/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
+++ b/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
@@ -18,6 +18,7 @@ cd /opt/wrolpi/app
 npm --version
 node --version
 npm install
+npm run build
 
 # Install Node console commands.
 npm i -g serve@12.0.1 single-file-cli@2.0.73 readability-extractor@0.0.6 carto@1.2.0
diff --git a/etc/raspberrypios/wrolpi-app.service b/etc/raspberrypios/wrolpi-app.service
index 1483bb14..51bc0bec 100644
--- a/etc/raspberrypios/wrolpi-app.service
+++ b/etc/raspberrypios/wrolpi-app.service
@@ -4,8 +4,8 @@ Wants=wrolpi-api.service
 PartOf=wrolpi.target
 
 [Service]
-# Use development React app
-ExecStart=/usr/bin/npm run start
+# Use explicit `serve.json` so `epub.html` is not lost.
+ExecStart=/usr/local/bin/serve build -l 3000 -c /opt/wrolpi/app/serve.json
 Group=wrolpi
 User=wrolpi
 WorkingDirectory=/opt/wrolpi/app/
diff --git a/pi-gen/stage2/04-wrolpi/03-run-chroot.sh b/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
index a9e5a127..e28118af 100755
--- a/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
+++ b/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
@@ -29,7 +29,7 @@ python3 -m venv /opt/wrolpi/venv
 /opt/wrolpi/venv/bin/pip3 install -r /opt/wrolpi/requirements.txt
 
 # Install webapp.
-(cd /opt/wrolpi/app && npm install)
+(cd /opt/wrolpi/app && npm install && npm run build)
 
 chown -R wrolpi:wrolpi /opt/wrolpi