diff --git a/doorlockd/config.h.in b/doorlockd/config.h.in
index bc9a7e5..392cc19 100644
--- a/doorlockd/config.h.in
+++ b/doorlockd/config.h.in
@@ -12,7 +12,7 @@
 #define DEFAULT_TOKEN_TIMEOUT (60*5)
 #define DEFAULT_PORT 5555
 #define DEFAULT_WEB_PREFIX "https://lock.binary.kitchen/"
-#define DEFAULT_LDAP_SERVER "ldaps://ldap.binary.kitchen"
+#define DEFAULT_LDAP_URI "ldaps://ldap1.binary.kitchen/ ldaps://ldap2.binary.kitchen/ ldaps://ldapm.binary.kitchen/"
 #define DEFAULT_BINDDN "cn=%s,ou=Users,dc=binary-kitchen,dc=de"
 #define DEFAULT_LOG_FILE "/var/log/doorlockd.log"
 #define DEFAULT_PID_FILE "/var/run/doorlockd.pid"
diff --git a/doorlockd/logic.cpp b/doorlockd/logic.cpp
index 05a1971..ab810ca 100644
--- a/doorlockd/logic.cpp
+++ b/doorlockd/logic.cpp
@@ -14,14 +14,14 @@
 using namespace std;
 
 Logic::Logic(const chrono::seconds tokenTimeout,
-             const string &ldapServer,
+             const string &ldapUri,
              const string &bindDN,
              const string &webPrefix) :
     _logger(Logger::get()),
     _door(Door::get()),
     _epaper(Epaper::get()),
     _tokenTimeout(tokenTimeout),
-    _ldapServer(ldapServer),
+    _ldapUri(ldapUri),
     _bindDN(bindDN),
     _webPrefix(webPrefix)
 {
@@ -175,7 +175,7 @@ Logic::Response Logic::_checkLDAP(const string &user, const string &password)
     _logger(LogLevel::notice, "Trying to authenticate as user \"%s\"", user.c_str());
     snprintf(buffer, BUFFERSIZE, _bindDN.c_str(), user.c_str());
 
-    rc = ldap_initialize(&ld, _ldapServer.c_str());
+    rc = ldap_initialize(&ld, _ldapUri.c_str());
     if(rc != LDAP_SUCCESS)
     {   
         _logger(LogLevel::error, "LDAP initialize error: %s", ldap_err2string(rc));
diff --git a/doorlockd/logic.h b/doorlockd/logic.h
index 2097631..73c5899 100644
--- a/doorlockd/logic.h
+++ b/doorlockd/logic.h
@@ -23,7 +23,7 @@ class Logic
 public:
 
     Logic(const std::chrono::seconds tokenTimeout,
-          const std::string &ldapServer,
+          const std::string &ldapUri,
           const std::string &bindDN,
           const std::string &webPrefix);
     ~Logic();
@@ -92,7 +92,7 @@ private:
     std::mutex _mutex = {};
 
     // The URI of the ldap server
-    const std::string _ldapServer;
+    const std::string _ldapUri;
     // LDAP bindDN
     const std::string _bindDN;
     // Prefix of the website
diff --git a/doorlockd/main.cpp b/doorlockd/main.cpp
index e974921..ba92257 100644
--- a/doorlockd/main.cpp
+++ b/doorlockd/main.cpp
@@ -108,7 +108,7 @@ int main(int argc, char** argv)
     int retval = -1;
     short port;
     std::chrono::seconds tokenTimeout;
-    string ldapServer;
+    string ldapUri;
     string bindDN;
     string lockPagePrefix;
     string logfile;
@@ -128,7 +128,7 @@ int main(int argc, char** argv)
             ("help,h", "print help")
             ("tokentimeout,t", po::value<unsigned int>(&timeout)->default_value(DEFAULT_TOKEN_TIMEOUT), "Token timeout in seconds")
             ("port,p", po::value<short>(&port)->default_value(DEFAULT_PORT), "Port")
-            ("ldap,s", po::value<string>(&ldapServer)->default_value(DEFAULT_LDAP_SERVER), "Ldap Server")
+            ("ldap,s", po::value<string>(&ldapUri)->default_value(DEFAULT_LDAP_URI), "Ldap Server")
             ("bidndn,b", po::value<string>(&bindDN)->default_value(DEFAULT_BINDDN), "Bind DN, %s means username")
             ("web,w", po::value<string>(&lockPagePrefix)->default_value(DEFAULT_WEB_PREFIX), "Prefix of the webpage")
             ("foreground,f", po::bool_switch(&foreground)->default_value(false), "Run in foreground")
@@ -169,7 +169,7 @@ int main(int argc, char** argv)
     signal(SIGUSR2, signal_handler);
 
     logic = unique_ptr<Logic>(new Logic(tokenTimeout,
-                                        ldapServer,
+                                        ldapUri,
                                         bindDN,
                                         lockPagePrefix));