diff --git a/ct/paperless-ngx.sh b/ct/paperless-ngx.sh
index 995fc154a..539e3e606 100644
--- a/ct/paperless-ngx.sh
+++ b/ct/paperless-ngx.sh
@@ -166,6 +166,8 @@ function update_script() {
       msg_info "Updating Paperless-ngx"
       if ((BRIDGE_UPDATE == 0)); then
         sed -i 's|^ExecStart=.*|ExecStart=uv run -- granian --interface asginl --ws --loop uvloop "paperless.asgi:application"|' /etc/systemd/system/paperless-webserver.service
+        grep -q "document_index reindex" /etc/systemd/system/paperless-webserver.service ||
+          sed -i '/^ExecStart=/i ExecStartPre=uv run -- python manage.py document_index reindex --if-needed --no-progress-bar' /etc/systemd/system/paperless-webserver.service
         $STD systemctl daemon-reload
       fi
       cd /opt/paperless
diff --git a/install/paperless-ngx-install.sh b/install/paperless-ngx-install.sh
index f26c6f9ca..cabeaaaff 100644
--- a/install/paperless-ngx-install.sh
+++ b/install/paperless-ngx-install.sh
@@ -151,6 +151,7 @@ Requires=redis.service
 
 [Service]
 WorkingDirectory=/opt/paperless/src
+ExecStartPre=uv run -- python manage.py document_index reindex --if-needed --no-progress-bar
 ExecStart=uv run -- granian --interface asginl --ws --loop uvloop "paperless.asgi:application"
 Environment=GRANIAN_HOST=::
 Environment=GRANIAN_PORT=8000