diff --git a/Dockerfile b/Dockerfile
index 107e3d6..33a522e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,6 @@
-FROM ghcr.io/linuxserver/baseimage-selkies:debianbookworm
+# syntax=docker/dockerfile:1
+
+FROM ghcr.io/linuxserver/baseimage-selkies:debiantrixie
 
 # set version label
 ARG BUILD_DATE
@@ -39,6 +41,6 @@ RUN \
 COPY /root /
 
 # ports and volumes
-EXPOSE 3000
+EXPOSE 3001
 
 VOLUME /config
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 9b070e9..679467e 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,6 @@
-FROM ghcr.io/linuxserver/baseimage-selkies:arm64v8-debianbookworm
+# syntax=docker/dockerfile:1
+
+FROM ghcr.io/linuxserver/baseimage-selkies:arm64v8-debiantrixie
 
 # set version label
 ARG BUILD_DATE
@@ -39,6 +41,6 @@ RUN \
 COPY /root /
 
 # ports and volumes
-EXPOSE 3000
+EXPOSE 3001
 
 VOLUME /config
diff --git a/README.md b/README.md
index dc23910..2ccf4a6 100644
--- a/README.md
+++ b/README.md
@@ -220,8 +220,6 @@ services:
   rustdesk:
     image: lscr.io/linuxserver/rustdesk:latest
     container_name: rustdesk
-    security_opt:
-      - seccomp:unconfined #optional
     environment:
       - PUID=1000
       - PGID=1000
@@ -231,6 +229,7 @@ services:
     ports:
       - 3000:3000
       - 3001:3001
+    shm_size: "1gb"
     restart: unless-stopped
 ```
 
@@ -239,13 +238,13 @@ services:
 ```bash
 docker run -d \
   --name=rustdesk \
-  --security-opt seccomp=unconfined `#optional` \
   -e PUID=1000 \
   -e PGID=1000 \
   -e TZ=Etc/UTC \
   -p 3000:3000 \
   -p 3001:3001 \
   -v /path/to/config:/config \
+  --shm-size="1gb" \
   --restart unless-stopped \
   lscr.io/linuxserver/rustdesk:latest
 ```
@@ -262,7 +261,7 @@ Containers are configured using parameters passed at runtime (such as those abov
 | `-e PGID=1000` | for GroupID - see below for explanation |
 | `-e TZ=Etc/UTC` | specify a timezone to use, see this [list](https://en.wikipedia.org/wiki/List_of_tz_database_time_zones#List). |
 | `-v /config` | Users home directory in the container, stores local files and settings |
-| `--security-opt seccomp=unconfined` | For Docker Engine only, many modern gui apps need this to function on older hosts as syscalls are unknown to Docker. |
+| `--shm-size=` | Recommended for all desktop images. |
 
 ## Environment variables from files (Docker secrets)
 
@@ -426,5 +425,6 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **22.09.25:** - Rebase to Debian Trixie.
 * **12.07.25:** - Rebase to Selkies, HTTPS IS NOW REQUIRED.
 * **25.07.24:** - Initial release.
diff --git a/readme-vars.yml b/readme-vars.yml
index 0af10b3..ee4338a 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -24,10 +24,8 @@ param_usage_include_ports: true
 param_ports:
   - {external_port: "3000", internal_port: "3000", port_desc: "HTTP RustDesk desktop gui, must be proxied."}
   - {external_port: "3001", internal_port: "3001", port_desc: "HTTPS Rustdesk desktop gui."}
-# optional variables
-opt_security_opt_param: true
-opt_security_opt_param_vars:
-  - {run_var: "seccomp=unconfined", compose_var: "seccomp:unconfined", desc: "For Docker Engine only, many modern gui apps need this to function on older hosts as syscalls are unknown to Docker."}
+custom_params:
+  - {name: "shm-size", name_compose: "shm_size", value: "1gb", desc: "Recommended for all desktop images."}
 # Selkies blurb settings
 selkies_blurb: true
 show_nvidia: true
@@ -107,5 +105,6 @@ init_diagram: |
   "rustdesk:latest" <- Base Images
 # changelog
 changelogs:
+  - {date: "22.09.25:", desc: "Rebase to Debian Trixie."}
   - {date: "12.07.25:", desc: "Rebase to Selkies, HTTPS IS NOW REQUIRED."}
   - {date: "25.07.24:", desc: "Initial release."}