diff --git a/src/dependencies.pug b/src/dependencies.pug
index ec43d24..caa799d 100644
--- a/src/dependencies.pug
+++ b/src/dependencies.pug
@@ -42,8 +42,5 @@ script(data-default-context, type="application/ld+json")
     |     "author": "http://happy-dev.fr/owl/#author",
     |     "account": "http://happy-dev.fr/owl/#account",
     |     "jabberID": "foaf:jabberID",
-    |     "picture": "foaf:depiction",
-    |     "firstName": "http://happy-dev.fr/owl/#first_name",
-    |     "lastName": "http://happy-dev.fr/owl/#last_name",
-    |     "isAdmin": "http://happy-dev.fr/owl/#is_admin"
+    |     "picture": "foaf:depiction"
     | }
diff --git a/src/header.pug b/src/header.pug
index ef56755..83e9cfb 100644
--- a/src/header.pug
+++ b/src/header.pug
@@ -17,7 +17,7 @@ include templates/hd-user-avatar.pug
 details#user-controls.notLoggedIn
   summary(tabindex='0' role='button')
     sib-display#user-controls__profile(
-      fields='firstName, account.picture'
+      fields='first_name, account.picture'
       widget-account.picture='hd-user-avatar'
       bind-user
     )
diff --git a/src/styles/base/header.scss b/src/styles/base/header.scss
index b330266..093cfcd 100644
--- a/src/styles/base/header.scss
+++ b/src/styles/base/header.scss
@@ -169,7 +169,7 @@
           width: 45%;
         }
   
-        sib-display-value[name='firstName'] {
+        sib-display-value[name='first_name'] {
           @include icon('arrow-down');
           align-items: center;
           display: flex;
@@ -241,7 +241,7 @@
   
         div {
   
-          sib-display-value[name='firstName'] {
+          sib-display-value[name='first_name'] {
             @include icon('close');
   
             &::before {
diff --git a/src/styles/layout/job-offers/job-offers.scss b/src/styles/layout/job-offers/job-offers.scss
index 172e863..64c41fe 100644
--- a/src/styles/layout/job-offers/job-offers.scss
+++ b/src/styles/layout/job-offers/job-offers.scss
@@ -75,7 +75,7 @@ sib-job-board {
               margin: 0.25em;
             }
 
-            [name='author.firstName'] {
+            [name='author.first_name'] {
               color: $color-0-0-29;
               font-weight: 600;
             }
diff --git a/src/templates/hd-customer.pug b/src/templates/hd-customer.pug
index 813aa81..04e891f 100644
--- a/src/templates/hd-customer.pug
+++ b/src/templates/hd-customer.pug
@@ -10,7 +10,7 @@ sib-widget(name='hd-customer')
       div
         h3 Contact:
         ul
-          li #[span(class='mdi-account-outline') ${await value.firstName} ${await value.lastName ? await value.lastName : ""}]${await value.role ? `, ${await value.role}` : ""}
+          li #[span(class='mdi-account-outline') ${await value.first_name} ${await value.last_name ? await value.last_name : ""}]${await value.role ? `, ${await value.role}` : ""}
           li
             span(class='link-color norm-weight mdi-email-outline')
               a(href='mailto:${await value.email}') ${await value.email}
diff --git a/src/views/admin/page-admin-projects.pug b/src/views/admin/page-admin-projects.pug
index d93aa33..6ae79e9 100644
--- a/src/views/admin/page-admin-projects.pug
+++ b/src/views/admin/page-admin-projects.pug
@@ -50,9 +50,9 @@
             sib-display(
               data-src='${value}'
               fields='user'
-              search-fields='isAdmin'
-              search-value-isAdmin='true'
-              search-widget-isAdmin='sib-form-hidden'
+              search-fields='is_admin'
+              search-value-is_admin='true'
+              search-widget-is_admin='sib-form-hidden'
               widget-user='project-captain'
             )