diff --git a/Dockerfile b/Dockerfile
index ce480d2..bbbe74c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -49,7 +49,7 @@ EOF
 # (e.g.,    debian@sha256:ac707220fbd7b67fc19b112cee8170b41a9e97f703f588b2cdbbcdcecdd8af57).
 FROM debian:trixie-slim AS final
 
-RUN apt update && apt install -y libssl-dev openssl ca-certificates curl libsqlite3-dev
+RUN apt update && apt install -y libssl-dev openssl ca-certificates curl libsqlite3-dev adduser
 
 # Create a non-privileged user that the app will run under.
 # See https://docs.docker.com/develop/develop-images/dockerfile_best-practices/   #user