diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index b2b2c8cedb..31eb55bae3 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -15,7 +15,7 @@ androidx-window = "1.3.0"
 glide = "4.15.1"
 gradle = "8.9.0"
 kotlin = "2.2.20"
-libsignal-client = "0.86.4"
+libsignal-client = "0.86.6"
 mp4parser = "1.9.39"
 android-gradle-plugin = "8.10.1"
 accompanist = "0.28.0"
diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index 6e1e9f8600..dccc0f852e 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -14411,36 +14411,20 @@ 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="0.86.1">
-         <artifact name="libsignal-android-0.86.1.aar">
-            <sha256 value="eae20601fe875ab2c09683b770f7e65dcc839e10a51e35c5031950b2f648d161" origin="Generated by Gradle"/>
+      <component group="org.signal" name="libsignal-android" version="0.86.6">
+         <artifact name="libsignal-android-0.86.6.aar">
+            <sha256 value="4528ea6373cf15dba008effa33e24ee1006e358ab83e8fc2678734e44e6987db" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="libsignal-android-0.86.1.module">
-            <sha256 value="6daa93a7bb5de03cce1faf7f2df3db8569c17c9c82135b3e273746e7a8ed802f" origin="Generated by Gradle"/>
+         <artifact name="libsignal-android-0.86.6.module">
+            <sha256 value="944c7b8eda64a98c418713ed846ea539c6510e689239627ab4e7e75bceb6da7e" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="org.signal" name="libsignal-android" version="0.86.4">
-         <artifact name="libsignal-android-0.86.4.aar">
-            <sha256 value="6a8a0f393c4d871f4a9f906cdb0734861b934956b6361b0c5092e2da896a3880" origin="Generated by Gradle"/>
+      <component group="org.signal" name="libsignal-client" version="0.86.6">
+         <artifact name="libsignal-client-0.86.6.jar">
+            <sha256 value="2124c5215f71209ec6ac3508f43ef6f3af74718911baa1d6185b9930d21ed5b7" origin="Generated by Gradle"/>
          </artifact>
-         <artifact name="libsignal-android-0.86.4.module">
-            <sha256 value="b38f29df591f30bb5998602961e93199159b320c60d11e72c7330ef07760b485" origin="Generated by Gradle"/>
-         </artifact>
-      </component>
-      <component group="org.signal" name="libsignal-client" version="0.86.1">
-         <artifact name="libsignal-client-0.86.1.jar">
-            <sha256 value="f3273cf4bb80633e77e4e29aeca84d2f3ead7cecfe4e54dff032b650d8d9f61f" origin="Generated by Gradle"/>
-         </artifact>
-         <artifact name="libsignal-client-0.86.1.module">
-            <sha256 value="919e2dea01fe180c5bb77b88d29c55f9aaffeff6f7f57b2b1bf196cb1f1cbec1" origin="Generated by Gradle"/>
-         </artifact>
-      </component>
-      <component group="org.signal" name="libsignal-client" version="0.86.4">
-         <artifact name="libsignal-client-0.86.4.jar">
-            <sha256 value="08135806dcffb6cf2ef7c505115576ddaf63ee42bdec27210667a1f9584202cd" origin="Generated by Gradle"/>
-         </artifact>
-         <artifact name="libsignal-client-0.86.4.module">
-            <sha256 value="1350bf553215b8d6275801ad2c507f8fd58b0ed17403eb190215e27008dfa1fa" origin="Generated by Gradle"/>
+         <artifact name="libsignal-client-0.86.6.module">
+            <sha256 value="03cc60c8bbf9b114bfed8bf97aba68158d0e0ffc3cba8ec6f0af7c8c1e151bb1" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="org.signal" name="ringrtc-android" version="2.60.5">
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 71eb75a5f1..9886ad6f8d 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -27,6 +27,13 @@ dependencyResolutionManagement {
     maven {
       url = uri("https://dl.cloudsmith.io/qxAgwaeEE1vN8aLU/mobilecoin/mobilecoin/maven/")
     }
+    maven {
+      name = "SignalBuildArtifacts"
+      url = uri("https://build-artifacts.signal.org/libraries/maven/")
+      content {
+        includeGroupByRegex("org\\.signal.*")
+      }
+    }
   }
   versionCatalogs {
     // libs.versions.toml is automatically registered.