diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 7c384da6fb..1273cebc0b 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -13,7 +13,7 @@ androidx-window = "1.3.0"
 glide = "4.15.1"
 gradle = "8.9.0"
 kotlin = "2.1.0"
-libsignal-client = "0.69.1"
+libsignal-client = "0.70.0"
 mp4parser = "1.9.39"
 android-gradle-plugin = "8.7.2"
 accompanist = "0.28.0"
diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index 503380bd2c..ea22798a86 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -7172,20 +7172,20 @@ https://docs.gradle.org/current/userguide/dependency_verification.html
             <sha256 value="57b3cf8f247f1990211110734a7d1af413db145c8f17eb1b2cdc9b9321188c2b" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="org.signal" name="libsignal-android" version="0.69.1">
-         <artifact name="libsignal-android-0.69.1.aar">
-            <sha256 value="958d20a34ad170a049f9d3357f490d1c6e431a1141b24663b00a32063e1c05ec" origin="Generated by Gradle"/>
+      <component group="org.signal" name="libsignal-android" version="0.70.0">
+         <artifact name="libsignal-android-0.70.0.aar">
+            <sha256 value="167357b310a36fcdbb833c8fb525da8ec1e35044eec7c5da31a0687b7a46ebfb" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="libsignal-android-0.69.1.module">
-            <sha256 value="ee1c2505717b8b66d41048138af0672ddc285e526eb2bfd3df7e2a8fc6a03e5e" origin="Generated by Gradle"/>
+         <artifact name="libsignal-android-0.70.0.module">
+            <sha256 value="62d992d614afa0fc23def6c7fff7ae25c3b75c2ffaccd9d0aa08b1bbb12e2a62" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="org.signal" name="libsignal-client" version="0.69.1">
-         <artifact name="libsignal-client-0.69.1.jar">
-            <sha256 value="cda9bd43553ca8d66f6b01bd9fd272461a6edcf8027a7212b9e046f1ecdab637" origin="Generated by Gradle"/>
+      <component group="org.signal" name="libsignal-client" version="0.70.0">
+         <artifact name="libsignal-client-0.70.0.jar">
+            <sha256 value="5f684382806351eee72c69b3c6c08081f0c72609cd00f440c34f95b024ebce45" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="libsignal-client-0.69.1.module">
-            <sha256 value="a4227fe45b7b6e7ba71902b8784e37c2d46557cb6dbd96144a77f87c89495bc3" origin="Generated by Gradle"/>
+         <artifact name="libsignal-client-0.70.0.module">
+            <sha256 value="a6fe183cbce28abf2a8ca3afc33636b934afcf09fe51859b5fc66f8bf50d2356" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="org.signal" name="ringrtc-android" version="2.50.5">
diff --git a/libsignal-service/src/test/java/org/whispersystems/signalservice/api/crypto/AttachmentCipherTest.java b/libsignal-service/src/test/java/org/whispersystems/signalservice/api/crypto/AttachmentCipherTest.java
index f11f1d0ed0..8401843612 100644
--- a/libsignal-service/src/test/java/org/whispersystems/signalservice/api/crypto/AttachmentCipherTest.java
+++ b/libsignal-service/src/test/java/org/whispersystems/signalservice/api/crypto/AttachmentCipherTest.java
@@ -6,7 +6,7 @@ import org.signal.core.util.StreamUtil;
 import org.signal.libsignal.protocol.InvalidMessageException;
 import org.signal.libsignal.protocol.incrementalmac.ChunkSizeChoice;
 import org.signal.libsignal.protocol.incrementalmac.InvalidMacException;
-import org.signal.libsignal.protocol.kdf.HKDFv3;
+import org.signal.libsignal.protocol.kdf.HKDF;
 import org.whispersystems.signalservice.api.backup.MediaRootBackupKey;
 import org.whispersystems.signalservice.internal.crypto.PaddingInputStream;
 import org.whispersystems.signalservice.internal.push.http.AttachmentCipherOutputStreamFactory;
@@ -516,7 +516,7 @@ public final class AttachmentCipherTest {
   }
 
   private static byte[] expandPackKey(byte[] shortKey) {
-    return new HKDFv3().deriveSecrets(shortKey, "Sticker Pack".getBytes(), 64);
+    return HKDF.deriveSecrets(shortKey, "Sticker Pack".getBytes(), 64);
   }
 
   private static class EncryptResult {