diff --git a/Dockerfile b/Dockerfile
index bd64380..6ba4934 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,4 +5,17 @@ RUN apt-get install -y clang cmake
 
 RUN cargo install electrs
 
+RUN adduser --disabled-login --system --shell /bin/false --uid 1000 user
+
+USER user
+WORKDIR /home/user
+
+# Electrum RPC
+EXPOSE 50001
+
+# Prometheus monitoring
+EXPOSE 4224
+
+STOPSIGNAL SIGINT
+
 CMD ["electrs", "-vvvv", "--timestamp"]