diff --git a/man/signal-cli-dbus.5.adoc b/man/signal-cli-dbus.5.adoc
index 1a25ddae..5d65c48f 100755
--- a/man/signal-cli-dbus.5.adoc
+++ b/man/signal-cli-dbus.5.adoc
@@ -119,6 +119,13 @@ updateProfile(newName<s>, about <s>, aboutEmoji <s>, avatar<s>, remove<b>) -> <>
 
 Exceptions: Failure
 
+
+setExpirationTimer(number<s>, expiration<i>) -> <>::
+* number     : Phone number of recipient
+* expiration : int32 for the number of seconds before messages to this recipient disappear. Set to 0 to disable expiration.
+
+Exceptions: Failure
+
 setContactBlocked(number<s>, block<b>) -> <>::
 * number  : Phone number affected by method
 * block   : 0=remove block , 1=blocked
@@ -165,6 +172,18 @@ sendGroupMessage(message<s>, attachments<as>, groupId<ay>) -> timestamp<x>::
 
 Exceptions: GroupNotFound, Failure, AttachmentInvalid
 
+sendContacts() -> <>::
+
+Sends a synchronization message with the local contacts list to all linked devices. This command should only be used if this is the primary device.
+
+Exceptions: Failure
+
+sendSyncRequest() -> <>::
+
+Sends a synchronization request to the primary device (for group, contacts, ...). Only works if sent from a secondary device.
+
+Exception: Failure
+
 sendNoteToSelfMessage(message<s>, attachments<as>) -> timestamp<x>::
 * message     : Text to send (can be UTF8)
 * attachments : String array of filenames to send as attachments (passed as filename, so need to be readable by the user signal-cli is running under)
@@ -328,6 +347,12 @@ Set a new name for this device (main or linked).
 
 Exception: Failure
 
+uploadStickerPack(stickerPackPath<s>) -> url<s>::
+* stickerPackPath : Path to the manifest.json file or a zip file in the same directory
+* url             : URL of sticker pack after successful upload
+
+Exception: Failure
+
 == Signals
 
 SyncMessageReceived (timestamp<x>, sender<s>, destination<s>, groupId<ay>,message<s>, attachments<as>)::
diff --git a/src/main/java/org/asamk/Signal.java b/src/main/java/org/asamk/Signal.java
index 0b5b56d6..55585c0d 100644
--- a/src/main/java/org/asamk/Signal.java
+++ b/src/main/java/org/asamk/Signal.java
@@ -49,6 +49,10 @@ public interface Signal extends DBusInterface {
             String emoji, boolean remove, String targetAuthor, long targetSentTimestamp, List<String> recipients
     ) throws Error.InvalidNumber, Error.Failure;
 
+    void sendContacts() throws Error.Failure;
+
+    void sendSyncRequest() throws Error.Failure;
+
     long sendNoteToSelfMessage(
             String message, List<String> attachments
     ) throws Error.AttachmentInvalid, Error.Failure;
@@ -67,6 +71,8 @@ public interface Signal extends DBusInterface {
 
     void setContactName(String number, String name) throws Error.InvalidNumber;
 
+    void setExpirationTimer(final String number, final int expiration) throws Error.Failure;
+
     void setContactBlocked(String number, boolean blocked) throws Error.InvalidNumber;
 
     void setGroupBlocked(byte[] groupId, boolean blocked) throws Error.GroupNotFound, Error.InvalidGroupId;
@@ -115,6 +121,8 @@ public interface Signal extends DBusInterface {
 
     byte[] joinGroup(final String groupLink) throws Error.Failure;
 
+    String uploadStickerPack(String stickerPackPath) throws Error.Failure;
+
     class MessageReceived extends DBusSignal {
 
         private final long timestamp;
diff --git a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
index b17c6b47..768f6e89 100644
--- a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
+++ b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
@@ -5,6 +5,7 @@ import org.asamk.signal.BaseConfig;
 import org.asamk.signal.manager.AttachmentInvalidException;
 import org.asamk.signal.manager.Manager;
 import org.asamk.signal.manager.NotMasterDeviceException;
+import org.asamk.signal.manager.StickerPackInvalidException;
 import org.asamk.signal.manager.UntrustedIdentityException;
 import org.asamk.signal.manager.api.Device;
 import org.asamk.signal.manager.api.Message;
@@ -250,6 +251,24 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
+    @Override
+    public void sendContacts() {
+        try {
+            m.sendContacts();
+        } catch (IOException e) {
+            throw new Error.Failure("SendContacts error: " + e.getMessage());
+        }
+    }
+
+    @Override
+    public void sendSyncRequest() {
+        try {
+            m.requestAllSyncData();
+        } catch (IOException e) {
+            throw new Error.Failure("Request sync data error: " + e.getMessage());
+        }
+    }
+
     @Override
     public long sendNoteToSelfMessage(
             final String message, final List<String> attachments
@@ -335,6 +354,15 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
+    @Override
+    public void setExpirationTimer(final String number, final int expiration) {
+        try {
+            m.setExpirationTimer(getSingleRecipientIdentifier(number, m.getUsername()), expiration);
+        } catch (IOException e) {
+            throw new Error.Failure(e.getMessage());
+        }
+    }
+
     @Override
     public void setContactBlocked(final String number, final boolean blocked) {
         try {
@@ -585,6 +613,18 @@ public class DbusSignalImpl implements Signal {
         }
     }
 
+    @Override
+    public String uploadStickerPack(String stickerPackPath) {
+        File path = new File(stickerPackPath);
+        try {
+            return m.uploadStickerPack(path).toString();
+        } catch (IOException e) {
+            throw new Error.Failure("Upload error (maybe image size is too large):" + e.getMessage());
+        } catch (StickerPackInvalidException e) {
+            throw new Error.Failure("Invalid sticker pack: " + e.getMessage());
+        }
+    }
+
     private static void checkSendMessageResult(long timestamp, SendMessageResult result) throws DBusExecutionException {
         var error = ErrorUtils.getErrorMessageFromSendMessageResult(result);