diff --git a/.env b/.env
new file mode 100644
index 0000000..da3376d
--- /dev/null
+++ b/.env
@@ -0,0 +1 @@
+ARCH=
\ No newline at end of file
diff --git a/.env-arm64 b/.env-arm64
new file mode 100644
index 0000000..ccf3a16
--- /dev/null
+++ b/.env-arm64
@@ -0,0 +1 @@
+ARCH=-arm64
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 10b95f7..f9b09f3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,5 @@
-#ARG IMAGE=store/intersystems/irishealth-community:2019.4.0.383.0
-#ARG IMAGE=store/intersystems/irishealth-community:2020.1.0.202.0
-#ARG IMAGE=store/intersystems/irishealth-community:2020.2.0.211.0
-#ARG IMAGE=store/intersystems/irishealth-community:2021.1.0.215.3
-ARG IMAGE=containers.intersystems.com/intersystems/irishealth-community:2022.2.0.281.0
+ARG ARCH
+ARG IMAGE=containers.intersystems.com/intersystems/irishealth-community$ARCH:2022.2.0.293.0
 
 FROM $IMAGE AS IRISBuilder
 LABEL maintainer="Renan Lourenco <renan.lourenco@intersystems.com>"
diff --git a/README.md b/README.md
index 9c3e557..bf69016 100644
--- a/README.md
+++ b/README.md
@@ -8,19 +8,14 @@ Basic setup of ENSDEMO content into InterSystems IRIS for Health.
 
 ## Setup
 
-Clone the repository to your desired directory
+Clone the repo `git clone https://github.com/OneLastTry/irishealth-ensdemo.git` and then execute from the main directory `docker-compose build`.
+_(for arm64 run `docker-compose --env-file=.env-arm64 build`)_
 
-```bash
-git clone https://github.com/OneLastTry/irishealth-ensdemo.git
-```
-
-Once the repository is cloned, execute:
+## Execution
 
-**Always make sure you are inside the main directory to execute docker-compose commands.**
+Once the build is complete, from the main directory, start your iris container:
 
-```bash
-docker-compose build
-```
+- **start container:** `docker-compose up -d`
 
 ## Run your Container
 
diff --git a/docker-compose.yml b/docker-compose.yml
index fb8ed25..8319042 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,6 +5,8 @@ services:
     init: true
     build:
       context: .
+      args:
+        ARCH: $ARCH
     hostname: ensdemo
     container_name: ensdemo
     ports: