diff --git a/nginx.conf b/nginx.conf
index eb24e2c..907073f 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -7,7 +7,7 @@ server {
         try_files $uri $uri/ /index.html;
     }
 
-    location /ProductsRequest {
+    location /api/ProductsRequest {
         proxy_pass http://192.168.2.186:9090/ProductsRequest;
 
         proxy_set_header Host $host;
@@ -15,7 +15,7 @@ server {
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Forwarded-Proto $scheme;
     }
-    location /CalculateRequest {
+    location /api/CalculateRequest {
         proxy_pass http://192.168.2.186:9090/CalculateRequest;
 
         proxy_set_header Host $host;
diff --git a/src/app/produktbaum/produktbaum.ts b/src/app/produktbaum/produktbaum.ts
index 9fc7560..ba54362 100644
--- a/src/app/produktbaum/produktbaum.ts
+++ b/src/app/produktbaum/produktbaum.ts
@@ -98,7 +98,7 @@ export class Produktbaum {
   meldungen : Meldung[] = []
   aprioriProdukte : Produktbaustein[] = [];
   apriori(){
-    this.http.post<any[]>('/ProductsRequest', { "stichtag": "2022-02-11" })
+    this.http.post<any[]>('/api/ProductsRequest', { "stichtag": "2022-02-11" })
       .subscribe(result => {
         this.produkte = [];
         this.attribute = [];
@@ -644,7 +644,7 @@ export class Produktbaum {
   async calculate(verkaufsprodukt: Produktbaustein) {
     const request = (await this.modelToJsonld(await this.buildRDFModel(verkaufsprodukt)));
     this.produkte = [];
-    this.http.post<any[]>('/CalculateRequest', request )
+    this.http.post<any[]>('/api/CalculateRequest', request )
       .subscribe(result => {
         this.produkte = [];
         this.attribute = [];