diff --git a/apps/angular/1-projection/src/app/data-access/city.store.ts b/apps/angular/1-projection/src/app/data-access/city.store.ts
index 8a08086d5..a8b523569 100644
--- a/apps/angular/1-projection/src/app/data-access/city.store.ts
+++ b/apps/angular/1-projection/src/app/data-access/city.store.ts
@@ -11,8 +11,8 @@ export class CityStore {
     this.cities.set(cities);
   }
 
-  addOne(student: City) {
-    this.cities.set([...this.cities(), student]);
+  addOne(city: City) {
+    this.cities.set([...this.cities(), city]);
   }
 
   deleteOne(id: number) {