diff --git a/Jenkinsfile b/Jenkinsfile
index e2ead5b..a873ca6 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,45 +1,52 @@
 pipeline {
-    agent none
-    stages {
-        stage('Build') {
-            agent {
-                docker {
-                    image 'python:2-alpine'
-                }
-            }
-            steps {
-                sh 'python -m py_compile sources/add2vals.py sources/calc.py'
-            }
-        }
-        stage('Test') {
-            agent {
-                docker {
-                    image 'richardx/pytest'
-                }
-            }
-            steps {
-                sh 'py.test --verbose --junit-xml test-reports/results.xml sources/test_calc.py'
-            }
-            post {
-                always {
-                    junit 'test-reports/results.xml'
-                }
-            }
-        }
-        stage('Deliver') { 
-            agent {
-                docker {
-                    image 'richardx/pyinstaller-linux:python2' 
-                }
-            }
-            steps {
-                sh 'pyinstaller --onefile sources/add2vals.py' 
-            }
-            post {
-                success {
-                    archiveArtifacts 'dist/add2vals' 
-                }
-            }
+  agent none
+  stages {
+    stage('Build') {
+      agent {
+        docker {
+          image 'python:2-alpine'
         }
+
+      }
+      steps {
+        sh 'python -m py_compile sources/add2vals.py sources/calc.py'
+      }
     }
-}
+    stage('Test') {
+      agent {
+        docker {
+          image 'richardx/pytest'
+        }
+
+      }
+      post {
+        always {
+          junit 'test-reports/results.xml'
+
+        }
+
+      }
+      steps {
+        sh 'py.test --verbose --junit-xml test-reports/results.xml sources/test_calc.py'
+      }
+    }
+    stage('Deliver') {
+      agent {
+        docker {
+          image 'richardx/pyinstaller-linux:python2'
+        }
+
+      }
+      post {
+        success {
+          archiveArtifacts 'dist/add2vals'
+
+        }
+
+      }
+      steps {
+        sh 'pyinstaller --onefile sources/add2vals.py'
+      }
+    }
+  }
+}
\ No newline at end of file