diff --git a/explore/package.json b/explore/package.json
index 3461b703..39267872 100644
--- a/explore/package.json
+++ b/explore/package.json
@@ -18,10 +18,10 @@
     "start:ssr-dev": "npm run build:ssr-dev && npm run serve:ssr",
     "start:prerender-dev": "npm run build:prerender-dev && npm run serve:prerender",
     "build": "ng build",
-    "build:client-and-server-bundles": "ng build --prod --sourceMap --stats-json=true && ng run openaire-search:server:production",
-    "build:client-and-server-bundles-beta": "ng build --configuration=beta --sourceMap --stats-json=true && ng run openaire-search:server:beta",
-    "build:client-and-server-bundles-test": "ng build --configuration=test --sourceMap --stats-json=true && ng run openaire-search:server:test",
-    "build:client-and-server-bundles-dev": "ng build --configuration=development --sourceMap --stats-json=true && ng run openaire-search:server:development",
+    "build:client-and-server-bundles": "ng build --prod --stats-json=true && ng run openaire-search:server:production",
+    "build:client-and-server-bundles-beta": "ng build --configuration=beta --stats-json=true && ng run openaire-search:server:beta",
+    "build:client-and-server-bundles-test": "ng build --configuration=test --stats-json=true && ng run openaire-search:server:test",
+    "build:client-and-server-bundles-dev": "ng build --configuration=development --stats-json=true && ng run openaire-search:server:development",
     "build:prerender": "npm run build:client-and-server-bundles && npm run webpack:server && npm run generate:prerender",
     "build:ssr": "npm run build:client-and-server-bundles  && npm run webpack:server",
     "build:prerender-beta": "npm run build:client-and-server-bundles-beta && npm run webpack:server && npm run generate:prerender",
diff --git a/explore/src/main.server.ts b/explore/src/main.server.ts
index d7c01cde..15bf223b 100644
--- a/explore/src/main.server.ts
+++ b/explore/src/main.server.ts
@@ -1 +1,7 @@
+import {enableProdMode} from "@angular/core";
+import {properties} from "./environments/environment";
+
+if (properties.environment !== "development") {
+  enableProdMode();
+}
 export { AppServerModule } from './app/app.server.module';