diff --git a/jjb/aai/aai-aai-common.yaml b/jjb/aai/aai-aai-common.yaml
index 011c031..6236f65 100644
--- a/jjb/aai/aai-aai-common.yaml
+++ b/jjb/aai/aai-aai-common.yaml
@@ -62,8 +62,10 @@
     project: 'aai/aai-common'
     project-name: 'aai-aai-common'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-params: '-P spring-boot-2-1'
     mvn-settings: 'aai-aai-common-settings'
     mvn-version: 'mvn35'
diff --git a/jjb/aai/aai-babel.yaml b/jjb/aai/aai-babel.yaml
index 1b27130..62c32c9 100644
--- a/jjb/aai/aai-babel.yaml
+++ b/jjb/aai/aai-babel.yaml
@@ -66,8 +66,10 @@
     project: 'aai/babel'
     project-name: 'aai-babel'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-babel-settings'
     mvn-opts: '-Xmx1024m -XX:MaxPermSize=256m'
     java-version: openjdk11
diff --git a/jjb/aai/aai-event-client.yaml b/jjb/aai/aai-event-client.yaml
index 76a2471..8e1418c 100644
--- a/jjb/aai/aai-event-client.yaml
+++ b/jjb/aai/aai-event-client.yaml
@@ -53,8 +53,10 @@
     project: 'aai/event-client'
     project-name: 'aai-event-client'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-event-client-settings'
 
 - project:
diff --git a/jjb/aai/aai-graphadmin.yaml b/jjb/aai/aai-graphadmin.yaml
index 3c1056a..020bd1b 100644
--- a/jjb/aai/aai-graphadmin.yaml
+++ b/jjb/aai/aai-graphadmin.yaml
@@ -63,8 +63,10 @@
     project: 'aai/graphadmin'
     project-name: 'aai-graphadmin'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-graphadmin-settings'
     mvn-version: 'mvn35'
     java-version: openjdk8
diff --git a/jjb/aai/aai-graphgraph.yaml b/jjb/aai/aai-graphgraph.yaml
index 1f8078f..2b00eeb 100644
--- a/jjb/aai/aai-graphgraph.yaml
+++ b/jjb/aai/aai-graphgraph.yaml
@@ -56,8 +56,10 @@
     project: 'aai/graphgraph'
     project-name: 'aai-graphgraph'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-graphgraph-settings'
 
 - project:
diff --git a/jjb/aai/aai-logging-service.yaml b/jjb/aai/aai-logging-service.yaml
index b5cf02f..08b31bd 100644
--- a/jjb/aai/aai-logging-service.yaml
+++ b/jjb/aai/aai-logging-service.yaml
@@ -53,8 +53,10 @@
     project: 'aai/logging-service'
     project-name: 'aai-logging-service'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-logging-service-settings'
 
 - project:
diff --git a/jjb/aai/aai-model-loader.yaml b/jjb/aai/aai-model-loader.yaml
index 4bf4846..6693521 100644
--- a/jjb/aai/aai-model-loader.yaml
+++ b/jjb/aai/aai-model-loader.yaml
@@ -66,8 +66,10 @@
     project: 'aai/model-loader'
     project-name: 'aai-model-loader'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-model-loader-settings'
     mvn-version: 'mvn36'
     java-version: openjdk11
diff --git a/jjb/aai/aai-resources.yaml b/jjb/aai/aai-resources.yaml
index 70c2396..40477b1 100644
--- a/jjb/aai/aai-resources.yaml
+++ b/jjb/aai/aai-resources.yaml
@@ -67,8 +67,10 @@
     project: 'aai/resources'
     project-name: 'aai-resources'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-resources-settings'
     mvn-version: 'mvn35'
     java-version: openjdk8
diff --git a/jjb/aai/aai-rest-client.yaml b/jjb/aai/aai-rest-client.yaml
index d305f2f..78442e2 100644
--- a/jjb/aai/aai-rest-client.yaml
+++ b/jjb/aai/aai-rest-client.yaml
@@ -53,8 +53,10 @@
     project: 'aai/rest-client'
     project-name: 'aai-rest-client'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-rest-client-settings'
 
 - project:
diff --git a/jjb/aai/aai-router-core-service.yaml b/jjb/aai/aai-router-core-service.yaml
index d0b3cac..66410d4 100644
--- a/jjb/aai/aai-router-core-service.yaml
+++ b/jjb/aai/aai-router-core-service.yaml
@@ -53,8 +53,10 @@
     project: 'aai/router-core'
     project-name: 'aai-router-core'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-router-core-settings'
 
 - project:
diff --git a/jjb/aai/aai-schema-service.yaml b/jjb/aai/aai-schema-service.yaml
index 53db281..b3c6767 100644
--- a/jjb/aai/aai-schema-service.yaml
+++ b/jjb/aai/aai-schema-service.yaml
@@ -64,8 +64,10 @@
     project-name: 'aai-schema-service'
     java-version: openjdk11
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-schema-service-settings'
     mvn-version: 'mvn36'