diff --git a/lib/src/main/java/org/asamk/signal/manager/internal/SignalDependencies.java b/lib/src/main/java/org/asamk/signal/manager/internal/SignalDependencies.java
index d81078d4..78d658f4 100644
--- a/lib/src/main/java/org/asamk/signal/manager/internal/SignalDependencies.java
+++ b/lib/src/main/java/org/asamk/signal/manager/internal/SignalDependencies.java
@@ -368,7 +368,8 @@ public class SignalDependencies {
 
     public SignalServiceCipher getCipher(ServiceIdType serviceIdType) {
         final var certificateValidator = new CertificateValidator(serviceEnvironmentConfig.unidentifiedSenderTrustRoots());
-        final var address = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
+        final var serviceId = serviceIdType == ServiceIdType.ACI ? credentialsProvider.getAci() : credentialsProvider.getPni();
+        final var address = new SignalServiceAddress(serviceId, credentialsProvider.getE164());
         final var deviceId = credentialsProvider.getDeviceId();
         return new SignalServiceCipher(address,
                 deviceId,