diff --git a/npm/ng-packs/packages/core/src/lib/models/environment.ts b/npm/ng-packs/packages/core/src/lib/models/environment.ts
index b29f0d338d..da04384cab 100644
--- a/npm/ng-packs/packages/core/src/lib/models/environment.ts
+++ b/npm/ng-packs/packages/core/src/lib/models/environment.ts
@@ -21,12 +21,11 @@ export interface ApplicationInfo {
 export type ApiConfig = {
   [key: string]: string;
   url: string;
-} & Partial<{
   rootNamespace: string;
-}>;
+};
 
 export interface Apis {
-  [key: string]: ApiConfig;
+  [key: string]: Partial<ApiConfig>;
   default: ApiConfig;
 }