diff --git a/README.md b/README.md
index a407956..f26ca01 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,14 @@ Based on [ubuntu:latest](https://hub.docker.com/_/ubuntu) (latest LTS official i
 - x86_64-unknown-linux-gnu
 - x86_64-pc-windows-gnu
 
+and provides some additional packages to be able to build:
+- [eframe/egui](https://github.com/emilk/eframe_template)
+
+Lists of built-in stuff will grow as the need arises. `apt` and `rustup` commands are available in pipeline to pull some additional stuff.
+
 ## Build 
 To build image locally:  
-`docker build https://inex.dev/lnkr/docker-rusty-moon.git -t lnkr/rust:latest`
+`docker build --pull --no-cache https://inex.dev/lnkr/docker-rusty-moon.git -t lnkr/rust:latest`
 
 Image is available at [drone.lnkr.dev](https://drone.lnkr.dev/) drone.io instance as `lnkr/rust:latest` and rebuilds on a daily basis.