diff --git a/angular.json b/angular.json
index 2cbf973..1d7b1c5 100644
--- a/angular.json
+++ b/angular.json
@@ -52,6 +52,14 @@
               "optimization": false,
               "extractLicenses": false,
               "sourceMap": true
+            },
+            "pipeline": {
+              "fileReplacements": [
+                {
+                  "replace": "src/app/environments/environment.ts",
+                  "with": "src/app/environments/environment.ci.ts"
+                }
+              ]
             }
           },
           "defaultConfiguration": "production"
diff --git a/src/app/environments/environment.ci.ts b/src/app/environments/environment.ci.ts
new file mode 100644
index 0000000..1fc27ab
--- /dev/null
+++ b/src/app/environments/environment.ci.ts
@@ -0,0 +1,4 @@
+
+export class Environment {
+  public static readonly BASE_URL = "http://employee:8089";
+}
diff --git a/src/app/environments/environment.ts b/src/app/environments/environment.ts
new file mode 100644
index 0000000..4034b66
--- /dev/null
+++ b/src/app/environments/environment.ts
@@ -0,0 +1,4 @@
+
+export class Environment {
+  public static readonly BASE_URL = "http://localhost:8089";
+}
diff --git a/src/app/service/skill.service.ts b/src/app/service/skill.service.ts
index c216ab3..9e7f833 100644
--- a/src/app/service/skill.service.ts
+++ b/src/app/service/skill.service.ts
@@ -4,6 +4,7 @@ import { EmployeesForAQualificationDTO, QualificationGetDTO, QualificationPostDT
 import { Observable } from "rxjs";
 import { EmployeeNameDataDTO } from "../models/mitarbeiter";
 import { EmployeeService } from "./employee.service";
+import { Environment } from "../environments/environment";
 
 @Injectable({
   providedIn: 'root'
@@ -19,7 +20,7 @@ export class SkillService {
     this.http.delete(`${SkillService.BASE_URL}/qualifications/${id}`).subscribe();
   }
 
-  public static readonly BASE_URL = "http://employee:8089";
+  public static readonly BASE_URL = Environment.BASE_URL;
 
   getToPutDto(skill: QualificationGetDTO): QualificationPostDTO {
     return {