diff --git a/docker-compose.yml b/docker-compose.yml
index 8c0034f..7d5382c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,6 +12,7 @@ services:
     devices:
       - /dev/ttyS7:/dev/ttyS7
       - /dev/ttyS9:/dev/ttyS9
+      - /dev/snd:/dev/snd
 
       # --- VPU/NPU/RGA/GPU 硬件访问 ---
       - /dev/mpp_service:/dev/mpp_service
@@ -24,6 +25,7 @@ services:
       - "20"  
       - "44"
       - "110"
+      - "29"
     volumes:
       - .:/app
 
diff --git a/docker/Dockerfile b/docker/Dockerfile
index d342f67..a4662f4 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -33,6 +33,9 @@ RUN apt-get update && \
     gstreamer1.0-rockchip \
     libgstreamer1.0-dev \
     libgstreamer-plugins-base1.0-dev \
+    alsa-utils \ 
+    libasound2-plugins \  
+    gstreamer1.0-alsa \             
     gstreamer1.0-plugins-base \
     gstreamer1.0-plugins-good \
     gstreamer1.0-plugins-bad \
@@ -50,9 +53,11 @@ RUN apt-get update && \
     groupadd -g 20 dialout || true && \
     groupadd -g 44 video || true && \
     groupadd -g 110 render || true && \
+    groupadd -g 29 render || true && \
     usermod -a -G dialout dev && \
     usermod -a -G video dev && \
     usermod -a -G render dev && \
+    usermod -a -G audio dev && \
     echo "dev ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/dev-nopasswd 
 
 RUN echo "umask 0002" > /etc/profile.d/99-shared-umask.sh && \