diff --git a/Dockerfile b/Dockerfile
index fc88161..7989695 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM python:3.11-slim
 
+LABEL org.opencontainers.image.description="Prometheus exporter for TP-Link Kasa smart plugs and power strips that exposes real-time power consumption, voltage, current, and energy metrics"
+
 WORKDIR /app
 
 # Install python-kasa with speedups for optimized JSON parsing
@@ -9,4 +11,4 @@ COPY kasa-exporter.py exporter.py
 
 EXPOSE 9233
 
-CMD ["python", "exporter.py"]
+CMD ["python", "exporter.py"]