diff --git a/services/playout/Dockerfile b/services/playout/Dockerfile
index 362a088..b5f2667 100644
--- a/services/playout/Dockerfile
+++ b/services/playout/Dockerfile
@@ -26,11 +26,11 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 
 # Zip layout: casparcg_server/{bin/casparcg, lib/*.so, casparcg.config, ...}
-# Binary is bin/casparcg; lib/ has bundled .so files.
 WORKDIR /tmp/caspar
 RUN set -eux; \
   curl -fsSL "$CASPAR_URL" -o caspar.zip; \
-  python3 -c "import zipfile,sys; zipfile.ZipFile('caspar.zip').extractall('/opt')"; \
+  unzip -q caspar.zip -d /opt; \
+  chmod +x /opt/casparcg_server/bin/casparcg /opt/casparcg_server/scanner 2>/dev/null || true; \
   ls /opt/casparcg_server/; \
   test -x /opt/casparcg_server/bin/casparcg; \
   ln -sfn /opt/casparcg_server /opt/casparcg; \