diff --git a/Makefile b/Makefile
index f7ed8ea43730144fc1e09268afd06279fcd94923..cc7203e39207343afcc059bcc442c00df4e8e923 100644
--- a/Makefile
+++ b/Makefile
@@ -17,3 +17,6 @@ test-unit:
 
 test-e2e:
 	docker-compose -f docker/docker-compose.yml exec testcenter-frontend-dev ng e2e --webdriver-update=false --port 4202
+
+init-config:
+	cp src/environments/environment.dev.ts environment.ts
diff --git a/src/environments/environment.build.ts b/src/environments/environment.build.ts
deleted file mode 100644
index 52e9d22d163bc4fc2c7fe7adda8652071d64e6a2..0000000000000000000000000000000000000000
--- a/src/environments/environment.build.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-// ng build --configuration=build
-
-export const environment = {
-  production: false,
-  testcenterUrl: '/',
-  appPublisher: 'IQB - Institut zur Qualitätsentwicklung im Bildungswesen',
-  apiVersionExpected: '4.0.0'
-};
diff --git a/src/environments/environment.dev.ts b/src/environments/environment.dev.ts
new file mode 100644
index 0000000000000000000000000000000000000000..e93c2dfb9f93a7632650dc4476ba0051ba47ba1e
--- /dev/null
+++ b/src/environments/environment.dev.ts
@@ -0,0 +1,10 @@
+// This file can be replaced during build by using the `fileReplacements` array.
+// `ng build ---prod` replaces `environment.ts` with `environment.prod.ts`.
+// The list of file replacements can be found in `angular.json`.
+
+export const environment = {
+  production: false,
+  testcenterUrl: 'http://localhost:8000/',
+  appPublisher: 'IQB - Institut zur Qualitätsentwicklung im Bildungswesen',
+  apiVersionExpected: '4.0.0'
+};
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
deleted file mode 100644
index 65c7c5741adc8ab4086199474e1fe26b1db3daaa..0000000000000000000000000000000000000000
--- a/src/environments/environment.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-// This file can be replaced during build by using the `fileReplacements` array.
-// `ng build ---prod` replaces `environment.ts` with `environment.prod.ts`.
-// The list of file replacements can be found in `angular.json`.
-
-export const environment = {
-  production: false,
-  // testcenterUrl: 'http://localhost/2020/testcenter-iqb-php-postgrestest/',
-  // testcenterUrl: 'https://ocba.iqb.hu-berlin.de/api/',
-  testcenterUrl: 'http://localhost/2020/testcenter-iqb-php/',
-  // testcenterUrl: 'https://www.iqb-testcenter.de/',
-  // testcenterUrl: 'http://localhost/api/',
-  appPublisher: 'IQB - Institut zur Qualitätsentwicklung im Bildungswesen',
-  apiVersionExpected: '4.0.0'
-};
-
-/*
- * In development mode, to ignore zone related error stack frames such as
- * `zone.run`, `zoneDelegate.invokeTask` for easier debugging, you can
- * import the following file, but please comment it out in production mode
- * because it will have performance impact when throw error
- */
-// import 'zone.js/dist/zone-error';  // Included with Angular CLI.