diff --git a/mrt-services/callback/docker-compose.yml b/mrt-services/callback/docker-compose.yml
index 3ece2ef..2c6bfc6 100644
--- a/mrt-services/callback/docker-compose.yml
+++ b/mrt-services/callback/docker-compose.yml
@@ -10,7 +10,7 @@ services:
     networks:
       merrittnet:
     container_name: callback
-    image: ${AWS_ACCOUNT_ID}.dkr.ecr.${AWS_REGION}.amazonaws.com/callback
+    image: ${ECR_REGISTRY}/callback
     build:
       context: .
       dockerfile: Dockerfile
diff --git a/mrt-services/mysql-rspec.yml b/mrt-services/mysql-rspec.yml
index 827d972..af5703a 100644
--- a/mrt-services/mysql-rspec.yml
+++ b/mrt-services/mysql-rspec.yml
@@ -16,7 +16,7 @@ version: '3.9'
 services:
   mysql-rspec:
     container_name: mysql-rspec
-    image: ${AWS_ACCOUNT_ID}.dkr.ecr.${AWS_REGION}.amazonaws.com/mrt-database
+    image: ${ECR_REGISTRY}/mrt-database
     build:
       context: mysql
       dockerfile: Dockerfile