diff --git a/src/environments/environment.beta.ts b/src/environments/environment.beta.ts
index da47803..f7c5ef8 100644
--- a/src/environments/environment.beta.ts
+++ b/src/environments/environment.beta.ts
@@ -114,6 +114,5 @@ export let properties: EnvProperties = {
   altMetricsAPIURL: "https://api.altmetric.com/v1/doi/",
   b2noteAPIURL: 'https://b2note.eudat.eu/',
   adminPortalURL: "https://beta.admin.connect.openaire.eu",
-  myOrcidLinksPage: "/my-orcid-links",
-  portalBuildTime: null
+  myOrcidLinksPage: "/my-orcid-links"
 };
diff --git a/src/environments/environment.prod.ts b/src/environments/environment.prod.ts
index 08516fe..114d7c8 100644
--- a/src/environments/environment.prod.ts
+++ b/src/environments/environment.prod.ts
@@ -114,6 +114,5 @@ export let properties: EnvProperties = {
   altMetricsAPIURL: "https://api.altmetric.com/v1/doi/",
   b2noteAPIURL: 'https://b2note.eudat.eu/',
   adminPortalURL: "https://admin.connect.openaire.eu",
-  myOrcidLinksPage: "/my-orcid-links",
-  portalBuildTime: null
+  myOrcidLinksPage: "/my-orcid-links"
 };
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
index 9908b93..42fb8b1 100644
--- a/src/environments/environment.ts
+++ b/src/environments/environment.ts
@@ -119,6 +119,5 @@ export let properties: EnvProperties = {
   altMetricsAPIURL: 'https://api.altmetric.com/v1/doi/',
   b2noteAPIURL: 'https://b2note.eudat.eu/',
   adminPortalURL: 'https://beta.admin.connect.openaire.eu',
-  myOrcidLinksPage: "/my-orcid-links",
-  portalBuildTime: null
+  myOrcidLinksPage: "/my-orcid-links"
 };