diff --git a/containers/omnivoice/entrypoint.sh b/containers/omnivoice/entrypoint.sh
index 8e5f4cb..25e302b 100755
--- a/containers/omnivoice/entrypoint.sh
+++ b/containers/omnivoice/entrypoint.sh
@@ -2,6 +2,18 @@
 # Starts the FastAPI server; model weights download on first request into /app/models
 set -e
 
+# wait for GPU: torch.cuda.is_available() caches its first (possibly premature) result
+if [ -e /dev/kfd ]; then
+    echo "ROCm device detected, waiting for GPU to become available..."
+    for i in $(seq 1 15); do
+        if python3 -c "import sys, torch; sys.exit(0 if torch.cuda.is_available() else 1)" 2>/dev/null; then
+            echo "GPU is available."
+            break
+        fi
+        sleep 1
+    done
+fi
+
 echo "=== OmniVoice Server ==="
 echo
 
diff --git a/containers/omnivoice/omnivoice.container b/containers/omnivoice/omnivoice.container
index 47982ae..1dfb19d 100644
--- a/containers/omnivoice/omnivoice.container
+++ b/containers/omnivoice/omnivoice.container
@@ -6,6 +6,7 @@ Wants=network-online.target
 [Container]
 Image=localhost/omnivoice:latest
 ContainerName=omnivoice
+Network=internal.network
 
 # CPU-only container
 #Memory=8g