diff --git a/step3/infrastructure/adguard.tf b/step3/infrastructure/adguard.tf
index 44c479d..bcd7ad7 100644
--- a/step3/infrastructure/adguard.tf
+++ b/step3/infrastructure/adguard.tf
@@ -180,7 +180,7 @@ resource "kubernetes_deployment" "adguard" {
         }
         container {
           name  = "adguard"
-          image = "adguard/adguardhome:arm64-edge"
+          image = var.images.adguard
           port {
             container_port = 53
             protocol       = "TCP"
diff --git a/step3/infrastructure/master-backup.tf b/step3/infrastructure/master-backup.tf
index 59951fa..505a736 100644
--- a/step3/infrastructure/master-backup.tf
+++ b/step3/infrastructure/master-backup.tf
@@ -83,7 +83,7 @@ resource "kubernetes_cron_job" "etcd_backup" {
             }
             container {
               name  = "etcd-backup"
-              image = "gcr.io/etcd-development/etcd:v3.4.15-arm64"
+              image = var.images.etcd
               env {
                 name  = "ETCDCTL_API"
                 value = "3"
diff --git a/step3/infrastructure/torrent.tf b/step3/infrastructure/torrent.tf
index 3eecd25..4b2339d 100644
--- a/step3/infrastructure/torrent.tf
+++ b/step3/infrastructure/torrent.tf
@@ -149,7 +149,7 @@ resource "kubernetes_deployment" "flood-torrent" {
         }
         container {
           name  = "flood-torrent"
-          image = "ghcr.io/lukaszraczylo/flood:1.2292.7"
+          image = var.images.flood_torrent
           env {
             name  = "FLOOD_DISABLE_AUTH"
             value = "true"
diff --git a/step3/infrastructure/variables.tf b/step3/infrastructure/variables.tf
index e47dec5..55b3641 100644
--- a/step3/infrastructure/variables.tf
+++ b/step3/infrastructure/variables.tf
@@ -1,6 +1,7 @@
 variable "network_subnet" {}
 variable "nfs_storage" {}
 variable "net_hosts" {}
+variable "images" {}
 variable "traefik_api_key" {}
 variable "github_user" {}
 variable "github_pat" {}
\ No newline at end of file
diff --git a/step3/variables.tfvars b/step3/variables.tfvars
index 32cebba..b25c673 100644
--- a/step3/variables.tfvars
+++ b/step3/variables.tfvars
@@ -14,5 +14,12 @@ nfs_storage = {
   adguard = "/mnt/drobo-storage/docker-volumes/adguard"
 }
 
+# Images definition to make it easier to update
+images = {
+  flood_torrent = "ghcr.io/lukaszraczylo/flood:1.2292.7"
+  etcd = "gcr.io/etcd-development/etcd:v3.4.15-arm64"
+  adguard = "adguard/adguardhome:arm64-edge"
+}
+
 # ENV variable: TRAEFIK_API_KEY sets traefik_api_key
 # ENV variable: GH_USER, GH_PAT for authentication with private containers
\ No newline at end of file