diff --git a/.env b/.env
index 4c5644e..b9335a9 100644
--- a/.env
+++ b/.env
@@ -2,7 +2,7 @@ COMPOSE_PROJECT_NAME=rc_cluster
 TZ="UTC"
 
 # Version to deploy and run
-RC_VERSION="4.27.1"
+RC_VERSION="4.28.0"
 
 # Database access credentials
 DB_NAME=rhodecode
@@ -25,4 +25,7 @@ RHODECODE_USER_NAME=admin
 RHODECODE_USER_PASS=secret4
 
 ## New since 4.27.0, default GIT branch name can be changed
-GIT_DEFAULT_BRANCH_NAME=master
\ No newline at end of file
+GIT_DEFAULT_BRANCH_NAME=master
+
+## Source build version for image
+SOURCE_VER=4.28.0.REL1
diff --git a/docker-compose.source.yaml b/docker-compose.source.yaml
index 1773d51..47d99ec 100644
--- a/docker-compose.source.yaml
+++ b/docker-compose.source.yaml
@@ -16,7 +16,7 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
 
     command: [
       "/home/rhodecode/rhodecode-enterprise-ee/result/bin/gunicorn",
@@ -37,7 +37,7 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
 
     command: [
        "/home/rhodecode/rhodecode-vcsserver/result/bin/gunicorn",
@@ -53,7 +53,7 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
 
   beat:
 
@@ -61,7 +61,7 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
 
   svn:
 
@@ -69,7 +69,7 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
 
   sshd:
 
@@ -77,4 +77,4 @@ services:
       context: .
       dockerfile: service/rhodecode/rhodecode_source.dockerfile
 
-    image: rhodecode/app_source:latest
\ No newline at end of file
+    image: rhodecode/app_source:${SOURCE_VER:?specify-SOURCE_VER-env-var}
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 4c9417b..161806a 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -4,7 +4,7 @@ volumes:
 
   # bind volume with logs
   # note this is used as well to scrape logs using promtail
-  # any changes here should be made as well into docker-compose-gragana.yaml file
+  # any changes here should be made as well into docker-compose-grafana.yaml file
   logvolume:
    driver: local
    driver_opts: