diff --git a/docker/Dockerfile.runtime b/docker/Dockerfile.runtime
index 51c417a..baad2f9 100644
--- a/docker/Dockerfile.runtime
+++ b/docker/Dockerfile.runtime
@@ -43,6 +43,7 @@ ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get install -y --no-install-recommends \
         libavcodec58 libavformat58 libavutil56 \
         ca-certificates \
+        mosquitto-clients \
     && rm -rf /var/lib/apt/lists/*
 
 # libcuframes.so → /usr/local/lib (стандартный путь для ldconfig)