diff --git a/jjb/pipeline/voltha-dt-physical-functional-tests-openonu-go.groovy b/jjb/pipeline/voltha-dt-physical-functional-tests-openonu-go.groovy
index f60bd3f..e81ecd6 100644
--- a/jjb/pipeline/voltha-dt-physical-functional-tests-openonu-go.groovy
+++ b/jjb/pipeline/voltha-dt-physical-functional-tests-openonu-go.groovy
@@ -59,7 +59,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-dt-physical-functional-tests.groovy b/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
index 41419f8..e3924f1 100644
--- a/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-dt-physical-functional-tests.groovy
@@ -59,7 +59,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-go-multi-tests.groovy b/jjb/pipeline/voltha-go-multi-tests.groovy
index 984d4cb..4dece57 100644
--- a/jjb/pipeline/voltha-go-multi-tests.groovy
+++ b/jjb/pipeline/voltha-go-multi-tests.groovy
@@ -66,7 +66,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-go-tests.groovy b/jjb/pipeline/voltha-go-tests.groovy
index c8a80fd..dcea4c4 100644
--- a/jjb/pipeline/voltha-go-tests.groovy
+++ b/jjb/pipeline/voltha-go-tests.groovy
@@ -77,7 +77,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             // refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-physical-functional-tests-openonu-go.groovy b/jjb/pipeline/voltha-physical-functional-tests-openonu-go.groovy
index 6850bc2..3007c2c 100644
--- a/jjb/pipeline/voltha-physical-functional-tests-openonu-go.groovy
+++ b/jjb/pipeline/voltha-physical-functional-tests-openonu-go.groovy
@@ -58,7 +58,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-physical-functional-tests.groovy b/jjb/pipeline/voltha-physical-functional-tests.groovy
index a2d9c8d..74f8c53 100644
--- a/jjb/pipeline/voltha-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-physical-functional-tests.groovy
@@ -58,7 +58,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],
diff --git a/jjb/pipeline/voltha-tt-physical-functional-tests.groovy b/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
index 93486ab..708b57f 100644
--- a/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
+++ b/jjb/pipeline/voltha-tt-physical-functional-tests.groovy
@@ -59,7 +59,7 @@
             url: "https://gerrit.opencord.org/voltha-system-tests",
             refspec: "${volthaSystemTestsChange}"
           ]],
-          branches: [[ name: "${branch}", ]],
+          branches: [[ name: "master", ]],
           extensions: [
             [$class: 'WipeWorkspace'],
             [$class: 'RelativeTargetDirectory', relativeTargetDir: "voltha-system-tests"],