diff --git a/Jenkinsfile b/Jenkinsfile
index ef990d1..f371f82 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,15 +1,6 @@
 pipeline {
     agent any
     stages {
-        stage('editorconfig-checker') {
-            steps {
-                sh """
-                    wget -Oec-linux-amd64.tar.gz https://github.com/editorconfig-checker/editorconfig-checker/releases/latest/download/ec-linux-amd64.tar.gz
-                    tar -xzf ec-linux-amd64.tar.gz && rm ec-linux-amd64.tar.gz
-                    bin/ec-linux-amd64 -no-color -exclude '^bin/'
-                """
-            }
-        }
         stage('install_requirements') {
             steps {
                 sh """
@@ -18,13 +9,31 @@ pipeline {
                     virtualenv -p python3 venv
                     . venv/bin/activate
 
-                    pip install --upgrade pip
+                    pip install --upgrade pip isort
                     pip install -r requirements.txt
                 """
             }
         }
-        stage('bw test') {
+        stage('tests') {
             parallel {
+                stage('syntax checking using editorconfig-checker') {
+                    steps {
+                        sh """
+                            wget -Oec-linux-amd64.tar.gz https://github.com/editorconfig-checker/editorconfig-checker/releases/latest/download/ec-linux-amd64.tar.gz
+                            tar -xzf ec-linux-amd64.tar.gz && rm ec-linux-amd64.tar.gz
+                            bin/ec-linux-amd64 -no-color -exclude '^bin/'
+                        """
+                    }
+                }
+                stage('syntax checking using isort') {
+                    steps {
+                        sh """
+                            . venv/bin/activate
+
+                            isort --check .
+                        """
+                    }
+                }
                 stage('config and metadata determinism') {
                     steps {
                         sh """
@@ -36,7 +45,7 @@ pipeline {
                         """
                     }
                 }
-                stage('other tests') {
+                stage('bw test -i') {
                     steps {
                         sh """
                             . venv/bin/activate