diff --git a/src/main/java/org/asamk/Signal.java b/src/main/java/org/asamk/Signal.java
index f420543f..868de02b 100644
--- a/src/main/java/org/asamk/Signal.java
+++ b/src/main/java/org/asamk/Signal.java
@@ -22,11 +22,11 @@ public interface Signal extends DBusInterface {
     ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber, Error.UntrustedIdentity;
 
     void sendTyping(
-            String recipient, Boolean stop
+            String recipient, boolean stop
     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity;
 
-    void sendReceipt(
-            String recipient, long targetSentTimestamp
+    void sendReadReceipt(
+            String recipient, List<Long> targetSentTimestamp
     ) throws Error.Failure, Error.UntrustedIdentity;
 
     long sendRemoteDeleteMessage(
diff --git a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
index e61214c6..5e8fd432 100644
--- a/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
+++ b/src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java
@@ -169,7 +169,7 @@ public class DbusSignalImpl implements Signal {
 
     @Override
     public void sendTyping(
-            final String recipient, final Boolean stop
+            final String recipient, final boolean stop
     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity {
         try {
             var recipients = new ArrayList<String>(1);
@@ -188,13 +188,10 @@ public class DbusSignalImpl implements Signal {
     }
 
     @Override
-    public void sendReceipt(
-            final String recipient, final long targetSentTimestamp
+    public void sendReadReceipt(
+            final String recipient, final List<Long> timestamps
     ) throws Error.Failure, Error.UntrustedIdentity {
         try {
-            var timestamps = new ArrayList<Long>(1);
-            timestamps.add(targetSentTimestamp);
-
             m.sendReadReceipt(getSingleRecipientIdentifier(recipient, m.getUsername()), timestamps);
         } catch (IOException e) {
             throw new Error.Failure(e.getMessage());