diff --git a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/SubsonicAPIClient.kt b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/SubsonicAPIClient.kt
index db769ccc..fa1c1cd2 100644
--- a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/SubsonicAPIClient.kt
+++ b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/SubsonicAPIClient.kt
@@ -41,13 +41,17 @@ class SubsonicAPIClient(baseUrl: String,
                         minimalProtocolVersion: SubsonicAPIVersions,
                         clientID: String,
                         allowSelfSignedCertificate: Boolean = false,
+                        enableLdapUserSupport: Boolean = false,
                         debug: Boolean = false) {
     private val versionInterceptor = VersionInterceptor(minimalProtocolVersion) {
         protocolVersion = it
     }
 
-    private val proxyPasswordInterceptor = ProxyPasswordInterceptor(minimalProtocolVersion,
-            PasswordHexInterceptor(password), PasswordMD5Interceptor(password))
+    private val proxyPasswordInterceptor = ProxyPasswordInterceptor(
+            minimalProtocolVersion,
+            PasswordHexInterceptor(password),
+            PasswordMD5Interceptor(password),
+            enableLdapUserSupport)
 
     /**
      * Get currently used protocol version.
diff --git a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptor.kt b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptor.kt
index 0273f984..ca796a17 100644
--- a/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptor.kt
+++ b/subsonic-api/src/main/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptor.kt
@@ -7,15 +7,21 @@ import org.moire.ultrasonic.api.subsonic.SubsonicAPIVersions
 
 /**
  * Proxy [Interceptor] that uses one of [hexInterceptor] or [mD5Interceptor] depends on [apiVersion].
+ *
+ * To force [hexInterceptor] set [forceHexPassword] to `true`. Usually it should be done only for
+ * ldap users.
  */
 internal class ProxyPasswordInterceptor(
         initialAPIVersions: SubsonicAPIVersions,
         private val hexInterceptor: PasswordHexInterceptor,
-        private val mD5Interceptor: PasswordMD5Interceptor) : Interceptor {
+        private val mD5Interceptor: PasswordMD5Interceptor,
+        private val forceHexPassword: Boolean = false
+) : Interceptor {
     var apiVersion: SubsonicAPIVersions = initialAPIVersions
 
     override fun intercept(chain: Chain): Response =
-            if (apiVersion < SubsonicAPIVersions.V1_13_0) {
+            if (apiVersion < SubsonicAPIVersions.V1_13_0 ||
+                    forceHexPassword) {
                 hexInterceptor.intercept(chain)
             } else {
                 mD5Interceptor.intercept(chain)
diff --git a/subsonic-api/src/test/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptorTest.kt b/subsonic-api/src/test/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptorTest.kt
index 2b7d9bcd..4bac103f 100644
--- a/subsonic-api/src/test/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptorTest.kt
+++ b/subsonic-api/src/test/kotlin/org/moire/ultrasonic/api/subsonic/interceptors/ProxyPasswordInterceptorTest.kt
@@ -6,6 +6,7 @@ import okhttp3.Interceptor.Chain
 import org.junit.Test
 import org.moire.ultrasonic.api.subsonic.SubsonicAPIVersions.V1_12_0
 import org.moire.ultrasonic.api.subsonic.SubsonicAPIVersions.V1_13_0
+import org.moire.ultrasonic.api.subsonic.SubsonicAPIVersions.V1_16_0
 
 /**
  * Unit test for [ProxyPasswordInterceptor].
@@ -16,7 +17,7 @@ class ProxyPasswordInterceptorTest {
     private val mockChain = mock<Chain>()
 
     private val proxyInterceptor = ProxyPasswordInterceptor(V1_12_0,
-            mockPasswordHexInterceptor, mockPasswordMd5Interceptor)
+            mockPasswordHexInterceptor, mockPasswordMd5Interceptor, false)
 
     @Test
     fun `Should use hex password on versions less then 1 13 0`() {
@@ -33,4 +34,14 @@ class ProxyPasswordInterceptorTest {
 
         verify(mockPasswordMd5Interceptor).intercept(mockChain)
     }
+
+    @Test
+    fun `Should use hex password if forceHex is true`() {
+        val interceptor = ProxyPasswordInterceptor(V1_16_0, mockPasswordHexInterceptor,
+                mockPasswordMd5Interceptor, true)
+
+        interceptor.intercept(mockChain)
+
+        verify(mockPasswordHexInterceptor).intercept(mockChain)
+    }
 }
diff --git a/ultrasonic/src/main/java/org/moire/ultrasonic/fragment/ServerSettingsFragment.java b/ultrasonic/src/main/java/org/moire/ultrasonic/fragment/ServerSettingsFragment.java
index b9fcb529..85456be2 100644
--- a/ultrasonic/src/main/java/org/moire/ultrasonic/fragment/ServerSettingsFragment.java
+++ b/ultrasonic/src/main/java/org/moire/ultrasonic/fragment/ServerSettingsFragment.java
@@ -38,6 +38,7 @@ public class ServerSettingsFragment extends PreferenceFragment
     private CheckBoxPreference equalizerPref;
     private CheckBoxPreference jukeboxPref;
     private CheckBoxPreference allowSelfSignedCertificatePref;
+    private CheckBoxPreference enableLdapUserSupportPref;
     private Preference removeServerPref;
     private Preference testConnectionPref;
 
@@ -77,6 +78,9 @@ public class ServerSettingsFragment extends PreferenceFragment
         testConnectionPref = findPreference(getString(R.string.settings_test_connection_title));
         allowSelfSignedCertificatePref = (CheckBoxPreference) findPreference(
                 getString(R.string.settings_allow_self_signed_certificate));
+        enableLdapUserSupportPref = (CheckBoxPreference) findPreference(
+                getString(R.string.settings_enable_ldap_user_support)
+        );
 
         setupPreferencesValues();
         setupPreferencesListeners();
@@ -140,6 +144,11 @@ public class ServerSettingsFragment extends PreferenceFragment
                     .putBoolean(Constants.PREFERENCES_KEY_ALLOW_SELF_SIGNED_CERTIFICATE + serverId, (Boolean) newValue)
                     .apply();
             return true;
+        } else if (preference == enableLdapUserSupportPref) {
+            sharedPreferences.edit()
+                    .putBoolean(Constants.PREFERENCES_KEY_LDAP_SUPPORT + serverId, (Boolean) newValue)
+                    .apply();
+            return true;
         }
         return false;
     }
@@ -175,6 +184,9 @@ public class ServerSettingsFragment extends PreferenceFragment
 
         allowSelfSignedCertificatePref.setChecked(sharedPreferences
                 .getBoolean(Constants.PREFERENCES_KEY_ALLOW_SELF_SIGNED_CERTIFICATE + serverId, false));
+
+        enableLdapUserSupportPref.setChecked(sharedPreferences
+                .getBoolean(Constants.PREFERENCES_KEY_LDAP_SUPPORT + serverId, false));
     }
 
     private void updatePassword() {
@@ -213,6 +225,7 @@ public class ServerSettingsFragment extends PreferenceFragment
         equalizerPref.setOnPreferenceChangeListener(this);
         jukeboxPref.setOnPreferenceChangeListener(this);
         allowSelfSignedCertificatePref.setOnPreferenceChangeListener(this);
+        enableLdapUserSupportPref.setOnPreferenceChangeListener(this);
 
         removeServerPref.setOnPreferenceClickListener(this);
         testConnectionPref.setOnPreferenceClickListener(this);
diff --git a/ultrasonic/src/main/java/org/moire/ultrasonic/service/MusicServiceFactory.java b/ultrasonic/src/main/java/org/moire/ultrasonic/service/MusicServiceFactory.java
index e274412a..4d2b3d4b 100644
--- a/ultrasonic/src/main/java/org/moire/ultrasonic/service/MusicServiceFactory.java
+++ b/ultrasonic/src/main/java/org/moire/ultrasonic/service/MusicServiceFactory.java
@@ -86,6 +86,8 @@ public class MusicServiceFactory {
         String password = preferences.getString(Constants.PREFERENCES_KEY_PASSWORD + instance, null);
         boolean allowSelfSignedCertificate = preferences
                 .getBoolean(Constants.PREFERENCES_KEY_ALLOW_SELF_SIGNED_CERTIFICATE + instance, false);
+        boolean enableLdapUserSupport = preferences
+                .getBoolean(Constants.PREFERENCES_KEY_LDAP_SUPPORT + instance , false);
 
         if (serverUrl == null ||
                 username == null ||
@@ -93,11 +95,13 @@ public class MusicServiceFactory {
             Log.i("MusicServiceFactory", "Server credentials is not available");
             return new SubsonicAPIClient("http://localhost", "", "",
                     SubsonicAPIVersions.fromApiVersion(Constants.REST_PROTOCOL_VERSION),
-                    Constants.REST_CLIENT_ID, allowSelfSignedCertificate, BuildConfig.DEBUG);
+                    Constants.REST_CLIENT_ID, allowSelfSignedCertificate,
+                    enableLdapUserSupport, BuildConfig.DEBUG);
         }
 
         return new SubsonicAPIClient(serverUrl, username, password,
                 SubsonicAPIVersions.fromApiVersion(Constants.REST_PROTOCOL_VERSION),
-                Constants.REST_CLIENT_ID, allowSelfSignedCertificate, BuildConfig.DEBUG);
+                Constants.REST_CLIENT_ID, allowSelfSignedCertificate,
+                enableLdapUserSupport, BuildConfig.DEBUG);
     }
 }
diff --git a/ultrasonic/src/main/java/org/moire/ultrasonic/util/Constants.java b/ultrasonic/src/main/java/org/moire/ultrasonic/util/Constants.java
index a3aab7e5..de3b0a70 100644
--- a/ultrasonic/src/main/java/org/moire/ultrasonic/util/Constants.java
+++ b/ultrasonic/src/main/java/org/moire/ultrasonic/util/Constants.java
@@ -77,6 +77,7 @@ public final class Constants
 	public static final String PREFERENCES_KEY_USERNAME = "username";
 	public static final String PREFERENCES_KEY_PASSWORD = "password";
 	public static final String PREFERENCES_KEY_ALLOW_SELF_SIGNED_CERTIFICATE = "allowSSCertificate";
+	public static final String PREFERENCES_KEY_LDAP_SUPPORT = "enableLdapSupport";
 	public static final String PREFERENCES_KEY_INSTALL_TIME = "installTime";
 	public static final String PREFERENCES_KEY_THEME = "theme";
 	public static final String PREFERENCES_KEY_DISPLAY_BITRATE_WITH_ARTIST = "displayBitrateWithArtist";
diff --git a/ultrasonic/src/main/res/values-es/strings.xml b/ultrasonic/src/main/res/values-es/strings.xml
index c047418a..525a11ee 100644
--- a/ultrasonic/src/main/res/values-es/strings.xml
+++ b/ultrasonic/src/main/res/values-es/strings.xml
@@ -299,6 +299,9 @@
     <string name="settings.theme_light">Claro</string>
     <string name="settings.theme_title">Tema</string>
     <string name="settings.title.allow_self_signed_certificate">Permir certificado HTTPS autofirmado</string>
+    <string name="settings.title.enable_ldap_users_support">Habilitar soporte para usuarios LDAP</string>
+    <string name="settings.summary.enable_ldap_users_support">Esto obliga a la aplicación a enviar siempre la contraseña en modo antiguo,
+        porque Subsonic api no soporta nueva autorización para usuarios LDAP.</string>
     <string name="settings.use_folder_for_album_artist">Usar carpetas para el nombre del artista</string>
     <string name="settings.use_folder_for_album_artist_summary">Se asume que la carpeta en el nivel mal alto es el nombre del artista del álbum</string>
     <string name="settings.use_id3">Navegar usando las etiquetas ID3</string>
diff --git a/ultrasonic/src/main/res/values-fr/strings.xml b/ultrasonic/src/main/res/values-fr/strings.xml
index 0dfb8284..54b0c249 100644
--- a/ultrasonic/src/main/res/values-fr/strings.xml
+++ b/ultrasonic/src/main/res/values-fr/strings.xml
@@ -299,6 +299,9 @@
     <string name="settings.theme_light">Clair</string>
     <string name="settings.theme_title">Thème</string>
     <string name="settings.title.allow_self_signed_certificate">Autoriser le certificat HTTPS auto-signé</string>
+    <string name="settings.title.enable_ldap_users_support">Activer la prise en charge des utilisateurs LDAP</string>
+    <string name="settings.summary.enable_ldap_users_support">Cela force l\'application à toujours envoyer le mot de passe à l\'ancienne,
+        parce que Subsonic api ne supporte pas les nouvelles autorisations pour les utilisateurs LDAP.</string>
     <string name="settings.use_folder_for_album_artist">Utilisez des dossiers pour les noms d\'artistes</string>
     <string name="settings.use_folder_for_album_artist_summary">Dossier de niveau supérieur devient le nom de l\'artiste de l\'album</string>
     <string name="settings.use_id3">Naviguer en utilisant ID3 Tags</string>
diff --git a/ultrasonic/src/main/res/values-hu/strings.xml b/ultrasonic/src/main/res/values-hu/strings.xml
index d94a0a88..0bf3027c 100644
--- a/ultrasonic/src/main/res/values-hu/strings.xml
+++ b/ultrasonic/src/main/res/values-hu/strings.xml
@@ -299,6 +299,9 @@
     <string name="settings.theme_light">Világos</string>
     <string name="settings.theme_title">Téma</string>
     <string name="settings.title.allow_self_signed_certificate">Engedélyezze az önaláírt HTTPS tanúsítványt</string>
+    <string name="settings.title.enable_ldap_users_support">Az LDAP-felhasználók támogatásának engedélyezése</string>
+    <string name="settings.summary.enable_ldap_users_support">Ez arra kényszeríti az alkalmazást, hogy mindig jelszót küldjön régi módon,
+         mert a Subsonic api nem támogatja az LDAP-felhasználók új engedélyezését.</string>
     <string name="settings.use_folder_for_album_artist">Mappanevek használata az előadók neveként</string>
     <string name="settings.use_folder_for_album_artist_summary">Feltételezi, hogy a legfelső szintű mappa az előadó neve.</string>
     <string name="settings.use_id3">Böngészés ID3 Tag használatával</string>
diff --git a/ultrasonic/src/main/res/values-pt-rBR/strings.xml b/ultrasonic/src/main/res/values-pt-rBR/strings.xml
index ba5042ac..2fe7fba0 100644
--- a/ultrasonic/src/main/res/values-pt-rBR/strings.xml
+++ b/ultrasonic/src/main/res/values-pt-rBR/strings.xml
@@ -302,6 +302,9 @@
     <string name="settings.theme_light">Claro</string>
     <string name="settings.theme_title">Tema</string>
     <string name="settings.title.allow_self_signed_certificate">Permitir o certificado HTTPS auto-assinado</string>
+    <string name="settings.title.enable_ldap_users_support">Ative o suporte para usuários LDAP</string>
+    <string name="settings.summary.enable_ldap_users_support">Isso força o aplicativo a enviar sempre a senha de forma antiga,
+         porque o Subsonic api não suporta nova autorização para usuários LDAP.</string>
     <string name="settings.use_folder_for_album_artist">Pasta para Nome do Artista</string>
     <string name="settings.use_folder_for_album_artist_summary">Assume que a pasta mais acima é o nome do artista</string>
     <string name="settings.use_id3">Navegar Usando Etiquetas ID3</string>
diff --git a/ultrasonic/src/main/res/values-pt/strings.xml b/ultrasonic/src/main/res/values-pt/strings.xml
index b5f1e6c5..3908daca 100644
--- a/ultrasonic/src/main/res/values-pt/strings.xml
+++ b/ultrasonic/src/main/res/values-pt/strings.xml
@@ -302,6 +302,9 @@
     <string name="settings.theme_light">Claro</string>
     <string name="settings.theme_title">Tema</string>
     <string name="settings.title.allow_self_signed_certificate">Permitir o certificado HTTPS auto-assinado</string>
+    <string name="settings.title.enable_ldap_users_support">Ative o suporte para usuários LDAP</string>
+    <string name="settings.summary.enable_ldap_users_support">Isso força o aplicativo a enviar sempre a senha de forma antiga,
+         porque o Subsonic api não suporta nova autorização para usuários LDAP.</string>
     <string name="settings.use_folder_for_album_artist">Pasta para Nome do Artista</string>
     <string name="settings.use_folder_for_album_artist_summary">Assume que a pasta mais acima é o nome do artista</string>
     <string name="settings.use_id3">Navegar Usando Etiquetas ID3</string>
diff --git a/ultrasonic/src/main/res/values/strings.xml b/ultrasonic/src/main/res/values/strings.xml
index 21ac1e74..91777b4f 100644
--- a/ultrasonic/src/main/res/values/strings.xml
+++ b/ultrasonic/src/main/res/values/strings.xml
@@ -143,6 +143,7 @@
     <string name="select_playlist.empty">No saved playlists on server</string>
     <string name="service.connecting">Contacting server, please wait.</string>
     <string name="settings.allow_self_signed_certificate" translatable="false">allowSelfSignedCertificate</string>
+    <string name="settings.enable_ldap_user_support" translatable="false">enableLdapUserSupport</string>
     <string name="settings.appearance_title">Appearance</string>
     <string name="settings.buffer_length">Buffer Length</string>
     <string name="settings.buffer_length_0">Disabled</string>
@@ -303,6 +304,9 @@
     <string name="settings.theme_light">Light</string>
     <string name="settings.theme_title">Theme</string>
     <string name="settings.title.allow_self_signed_certificate">Allow self-signed HTTPS certificate</string>
+    <string name="settings.title.enable_ldap_users_support">Enable support for LDAP users</string>
+    <string name="settings.summary.enable_ldap_users_support">This forces app to always send password in old-way,
+        because Subsonic api does not support new authorization for LDAP users.</string>
     <string name="settings.use_folder_for_album_artist">Use Folders For Artist Name</string>
     <string name="settings.use_folder_for_album_artist_summary">Assume top-level folder is the name of the album artist</string>
     <string name="settings.use_id3">Browse Using ID3 Tags</string>
diff --git a/ultrasonic/src/main/res/xml/server_settings.xml b/ultrasonic/src/main/res/xml/server_settings.xml
index 3f755b58..46ea55dd 100644
--- a/ultrasonic/src/main/res/xml/server_settings.xml
+++ b/ultrasonic/src/main/res/xml/server_settings.xml
@@ -44,6 +44,13 @@
         android:defaultValue="false"
         android:title="@string/settings.title.allow_self_signed_certificate"
         />
+    <CheckBoxPreference
+        android:key="@string/settings.enable_ldap_user_support"
+        android:persistent="false"
+        android:defaultValue="false"
+        android:title="@string/settings.title.enable_ldap_users_support"
+        android:summary="@string/settings.summary.enable_ldap_users_support"
+        />
     <CheckBoxPreference
         android:key="@string/jukebox.is_default"
         android:persistent="false"