diff --git a/locales/de.json b/locales/de.json
index 5e094f4a4c..39e324309a 100644
--- a/locales/de.json
+++ b/locales/de.json
@@ -1286,7 +1286,7 @@
 			"text": {
 				"supportDBC": "support@dbildungscloud.de",
 				"supportBRB": "schul-cloud@bildungsserver.berlin-brandenburg.de",
-				"supportNBC": "nbc-support@netz-21.de",
+				"supportNBC": "ticketsystem@niedersachsen.support",
 				"supportTHR": "schulcloud-support@thillm.de"
 			}
 		}
@@ -3235,4 +3235,4 @@
 			"createAfterFirstSave": "H5P Inhalte können erst nach dem ersten Speichern erstellt werden."
 		}
 	}
-}
+}
\ No newline at end of file
diff --git a/locales/en.json b/locales/en.json
index 5a6c8ba7fd..a49e30179e 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -1286,7 +1286,7 @@
 			"text": {
 				"supportDBC": "support@dbildungscloud.de",
 				"supportBRB": "schul-cloud@bildungsserver.berlin-brandenburg.de",
-				"supportNBC": "nbc-support@netz-21.de",
+				"supportNBC": "ticketsystem@niedersachsen.support",
 				"supportTHR": "schulcloud-support@thillm.de"
 			}
 		}
@@ -3235,4 +3235,4 @@
 			"createAfterFirstSave": "H5P contents can only be created after the first save."
 		}
 	}
-}
+}
\ No newline at end of file
diff --git a/locales/es.json b/locales/es.json
index 9c687f9939..d50781985f 100644
--- a/locales/es.json
+++ b/locales/es.json
@@ -1286,7 +1286,7 @@
 			"text": {
 				"supportDBC": "support@dbildungscloud.de",
 				"supportBRB": "schul-cloud@bildungsserver.berlin-brandenburg.de",
-				"supportNBC": "nbc-support@netz-21.de",
+				"supportNBC": "ticketsystem@niedersachsen.support",
 				"supportTHR": "schulcloud-support@thillm.de"
 			}
 		}
@@ -3235,4 +3235,4 @@
 			"createAfterFirstSave": "Los contenidos H5P solo se pueden crear después del primer guardado."
 		}
 	}
-}
+}
\ No newline at end of file
diff --git a/locales/uk.json b/locales/uk.json
index 4caf8b69d7..085ffab038 100644
--- a/locales/uk.json
+++ b/locales/uk.json
@@ -2972,7 +2972,7 @@
 			"text": {
 				"supportDBC": "support@dbildungscloud.de",
 				"supportBRB": "schul-cloud@bildungsserver.berlin-brandenburg.de",
-				"supportNBC": "nbc-support@netz-21.de",
+				"supportNBC": "ticketsystem@niedersachsen.support",
 				"supportTHR": "schulcloud-support@thillm.de"
 			}
 		}
@@ -3244,4 +3244,4 @@
 			"createAfterFirstSave": "Вміст H5P можна створити лише після першого збереження."
 		}
 	}
-}
+}
\ No newline at end of file
diff --git a/theme/n21/views/help/mail-card.hbs b/theme/n21/views/help/mail-card.hbs
index 5bd06a70db..1a09aa58c0 100644
--- a/theme/n21/views/help/mail-card.hbs
+++ b/theme/n21/views/help/mail-card.hbs
@@ -1,5 +1,5 @@
 <p>Manche Anliegen brauchen mehr Möglichkeiten, als die Felder der Kontaktfunktion zulassen. Schreib uns eine E-Mail, wenn du mit uns ins Gespräch kommen willst:</p>
 <div id="email-addresses">
-    <a href="mailto:nbc-wunsch@netz-21.de" target="_blank" rel="noopener">nbc-wunsch@netz-21.de</a> an die Landesinitiative n-21 für Ideen, Kritik und Wünsche rund um die Cloud selbst. <br>
-    <a href="mailto:nbc-support@netz-21.de" target="_blank" rel="noopener">nbc-support@netz-21.de</a> an das Supportteam für Informationen rund um das Projekt
+    <a href="mailto:ticketsystem@niedersachsen.support" target="_blank" rel="noopener">ticketsystem@niedersachsen.support</a> an die Landesinitiative n-21 für Ideen, Kritik und Wünsche rund um die Cloud selbst. <br>
+    <a href="mailto:ticketsystem@niedersachsen.support" target="_blank" rel="noopener">ticketsystem@niedersachsen.support</a> an das Supportteam für Informationen rund um das Projekt
 </div>
diff --git a/theme/n21/views/lib/extended_footer.hbs b/theme/n21/views/lib/extended_footer.hbs
index 0a6c9c57f3..33f7169c3d 100644
--- a/theme/n21/views/lib/extended_footer.hbs
+++ b/theme/n21/views/lib/extended_footer.hbs
@@ -4,9 +4,9 @@
 			<div  class="col-md-4">
 				<h4>{{$t "global.link.contact" }}</h4>
 				<ul>
-					<li><a href="mailto:nbc-wunsch@netz-21.de" target="_blank" rel="noopener"
+					<li><a href="mailto:ticketsystem@niedersachsen.support" target="_blank" rel="noopener"
 							aria-label="Support-Anfragen {{$t "global.link.openInNewTabWarning"}}">Feedback/Wünsche</a></li>
-					<li><a href="mailto:nbc-support@netz-21.de" target="_blank" rel="noopener"
+					<li><a href="mailto:ticketsystem@niedersachsen.support" target="_blank" rel="noopener"
 							aria-label="Allgemeine Anfragen {{$t "global.link.openInNewTabWarning"}}">Support-Anfragen</a></li>
 					<li><a href="mailto:{{getConfig "ACCESSIBILITY_REPORT_EMAIL"}}?subject={{$t "lib.global.link.accessibilityReport"}}" target="_blank" rel="noopener"
 							aria-label="{{$t "lib.global.link.accessibilityReport"}} {{$t "global.link.openInNewTabWarning" }}">
diff --git a/views/community/community.hbs b/views/community/community.hbs
index a168f719b4..45de4b513d 100644
--- a/views/community/community.hbs
+++ b/views/community/community.hbs
@@ -26,7 +26,7 @@
 				<div class="card-body p-1">
 					{{$t "community.text.inNiedersachsenTheReferenceSchool"}}<br>
 					{{$t "community.text.pleaseContactTheFollowingEmailAddress"}} <a
-						href="mailto:nbc-support@netz-21.de">nbc-support@netz-21.de</a>
+						href="mailto:ticketsystem@niedersachsen.support">ticketsystem@niedersachsen.support</a>
 				</div>
 			</div>
 		</div>