diff --git a/config/serverless.dev.yml b/config/serverless.dev.yml
index a069e4b..08b0204 100644
--- a/config/serverless.dev.yml
+++ b/config/serverless.dev.yml
@@ -8,7 +8,7 @@ SECRETS_MANAGER_REGION: "eu-central-1"
 EXCLUDE_CHARACTERS_USER: "$/`'\"\\"
 EXCLUDE_CHARACTERS_PW: "/'\"\\"
 EXCLUDE_CHARACTERS_NEW_PW: "@$/`'\"\\()"
-LDAP_SERVER_LIST: '["ldaps://vt1dcsrv1001.vt1.example.com", "ldaps://vt1dcsrv1002.vt1.example.com"]'
+LDAP_SERVER_LIST: '["ldaps://ex1dcsrv1001.ex1.example.com", "ldaps://ex1dcsrv1002.ex1.example.com"]'
 LDAP_SERVER_PORT: "636"
-LDAP_BASE_DN: "dc=vt1,dc=example,dc=com"
+LDAP_BASE_DN: "dc=ex1,dc=example,dc=com"
 LDAP_USER_AUTH_ATTRIBUTE: "userPrincipalName"
diff --git a/config/serverless.prod.yml b/config/serverless.prod.yml
index a069e4b..08b0204 100644
--- a/config/serverless.prod.yml
+++ b/config/serverless.prod.yml
@@ -8,7 +8,7 @@ SECRETS_MANAGER_REGION: "eu-central-1"
 EXCLUDE_CHARACTERS_USER: "$/`'\"\\"
 EXCLUDE_CHARACTERS_PW: "/'\"\\"
 EXCLUDE_CHARACTERS_NEW_PW: "@$/`'\"\\()"
-LDAP_SERVER_LIST: '["ldaps://vt1dcsrv1001.vt1.example.com", "ldaps://vt1dcsrv1002.vt1.example.com"]'
+LDAP_SERVER_LIST: '["ldaps://ex1dcsrv1001.ex1.example.com", "ldaps://ex1dcsrv1002.ex1.example.com"]'
 LDAP_SERVER_PORT: "636"
-LDAP_BASE_DN: "dc=vt1,dc=example,dc=com"
+LDAP_BASE_DN: "dc=ex1,dc=example,dc=com"
 LDAP_USER_AUTH_ATTRIBUTE: "userPrincipalName"
diff --git a/config/serverless.qa.yml b/config/serverless.qa.yml
index a069e4b..08b0204 100644
--- a/config/serverless.qa.yml
+++ b/config/serverless.qa.yml
@@ -8,7 +8,7 @@ SECRETS_MANAGER_REGION: "eu-central-1"
 EXCLUDE_CHARACTERS_USER: "$/`'\"\\"
 EXCLUDE_CHARACTERS_PW: "/'\"\\"
 EXCLUDE_CHARACTERS_NEW_PW: "@$/`'\"\\()"
-LDAP_SERVER_LIST: '["ldaps://vt1dcsrv1001.vt1.example.com", "ldaps://vt1dcsrv1002.vt1.example.com"]'
+LDAP_SERVER_LIST: '["ldaps://ex1dcsrv1001.ex1.example.com", "ldaps://ex1dcsrv1002.ex1.example.com"]'
 LDAP_SERVER_PORT: "636"
-LDAP_BASE_DN: "dc=vt1,dc=example,dc=com"
+LDAP_BASE_DN: "dc=ex1,dc=example,dc=com"
 LDAP_USER_AUTH_ATTRIBUTE: "userPrincipalName"
diff --git a/src/lambda_function.py b/src/lambda_function.py
index 55838f2..e36c7c2 100644
--- a/src/lambda_function.py
+++ b/src/lambda_function.py
@@ -30,10 +30,10 @@
 
 LDAP_SERVER_LIST = (
     os.environ.get("LDAP_SERVER_LIST")
-    or '["ldaps://vt1dcsrv1001.vt1.example.com", "ldaps://vt1dcsrv1002.vt1.example.com"]'
+    or '["ldaps://ex1dcsrv1001.ex1.example.com", "ldaps://ex1dcsrv1002.ex1.example.com"]'
 )
 LDAP_SERVER_PORT = os.environ.get("LDAP_SERVER_PORT") or "636"
-LDAP_BASE_DN = os.environ.get("LDAP_BASE_DN") or "dc=vt1,dc=vitesco,dc=com"
+LDAP_BASE_DN = os.environ.get("LDAP_BASE_DN") or "dc=ex1,dc=example,dc=com"
 LDAP_USER_AUTH_ATTRIBUTE = (
     os.environ.get("LDAP_USER_AUTH_ATTRIBUTE") or "userPrincipalName"
 )