diff --git a/Dockerfile.runtime b/Dockerfile.runtime
index 0a2779f..ac3f610 100644
--- a/Dockerfile.runtime
+++ b/Dockerfile.runtime
@@ -7,6 +7,7 @@ RUN apt-get update && apt-get install -y \
     libtiff6 \
     libopenjp2-7 \
     libxcb1 \
+    supervisor \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app