diff --git a/deployment/pipeline.groovy b/deployment/pipeline.groovy
index 1165794..1cfde21 100644
--- a/deployment/pipeline.groovy
+++ b/deployment/pipeline.groovy
@@ -1,26 +1,13 @@
-def oc(args) {
-  sh getOcCmd(args)
-}
-
-def ocPipe(args1, args2) {
-  def ocCmd1 = getOcCmd(args1)
-  def ocCmd2 = getOcCmd(args2)
-  sh "${ocCmd1} | ${ocCmd2}"
-}
-
-def getOcCmd(args) {
-  def ocBin = "oc --token=`cat /var/run/secrets/kubernetes.io/serviceaccount/token` --server=https://openshift.default.svc.cluster.local --certificate-authority=/run/secrets/kubernetes.io/serviceaccount/ca.crt"
-  return "${ocBin} ${args}" 
-}
-
 node() {
+  def ocCmd = "oc --token=`cat /var/run/secrets/kubernetes.io/serviceaccount/token` --server=https://openshift.default.svc.cluster.local --certificate-authority=/run/secrets/kubernetes.io/serviceaccount/ca.crt"
+
   stage('Build') {
-    oc "start-build frontend -w -n rubex-dev"
+    sh "${ocCmd} start-build frontend -w -n rubex-dev"
   }
 
   stage('Deploy to DEV') {
-    oc "tag rubex-dev/frontend:latest rubex-dev/frontend:dev"
-    oc "deploy frontend --latest --follow -n rubex-dev"
+    sh "${ocCmd} tag rubex-dev/frontend:latest rubex-dev/frontend:dev"
+    sh "${ocCmd} deploy frontend --latest --follow -n rubex-dev"
   }
 
   def isPromoteToTest = false
@@ -30,8 +17,8 @@ node() {
 
   if (isPromoteToTest) {
     stage('Deploy to TEST') {
-      oc "tag rubex-dev/frontend:dev rubex-dev/frontend:test"
-      oc "deploy frontend --latest --follow -n rubex-test"
+      sh "${ocCmd} tag rubex-dev/frontend:dev rubex-dev/frontend:test"
+      sh "${ocCmd} deploy frontend --latest --follow -n rubex-test"
     }
   }
 }