diff --git a/infra/mopidy/Dockerfile b/infra/mopidy/Dockerfile
index 2943ef9..69b7433 100644
--- a/infra/mopidy/Dockerfile
+++ b/infra/mopidy/Dockerfile
@@ -3,16 +3,21 @@
 
 FROM python:3.12-slim-bookworm
 
-# System deps for mopidy + extensions + GStreamer playback
+# System deps for mopidy + extensions + GStreamer playback + PyGObject
 RUN apt-get update \
  && apt-get install -y --no-install-recommends \
       gstreamer1.0-tools \
       gstreamer1.0-plugins-good \
       gstreamer1.0-plugins-bad \
+      gstreamer1.0-plugins-ugly \
       libcairo2 \
       libpango-1.0-0 \
       libpangoft2-1.0-0 \
       libgirepository1.0-dev \
+      libgirepository-2.0-0 \
+      gir1.2-glib-2.0 \
+      gir1.2-gstreamer-1.0 \
+      gir1.2-gst-plugins-base-1.0 \
  && rm -rf /var/lib/apt/lists/*
 
 RUN pip install --no-cache-dir \