diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 29f9aa9..2345e5c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,7 @@ stages:
   - bindings
 
 variables:
-  libsignal_version: "v0.15.0"
+  libsignal_version: "v0.17.0"
   GRADLE_OPTS: -Dorg.gradle.daemon=false
 
 .multitarget:
diff --git a/libsignal.patch b/libsignal.patch
index 255cd74..c746e1f 100644
--- a/libsignal.patch
+++ b/libsignal.patch
@@ -1,19 +1,19 @@
-From fe061a45bd30cfd242c89cd7f6f39769cd2f34d4 Mon Sep 17 00:00:00 2001
+From 89b9e3fd15bbb5241e3327446a2c63de7afddf32 Mon Sep 17 00:00:00 2001
 From: signald <nobody@signald.org>
-Date: Wed, 6 Apr 2022 11:22:32 -0700
-Subject: [PATCH] update gradle files
+Date: Thu, 16 Jun 2022 12:48:11 -0700
+Subject: [PATCH] update build files
 
 ---
  java/build.gradle        |  9 +--------
- java/client/build.gradle | 32 +++++++++-----------------------
+ java/client/build.gradle | 30 ++++++++++--------------------
  java/settings.gradle     | 11 +----------
- 3 files changed, 11 insertions(+), 41 deletions(-)
+ 3 files changed, 12 insertions(+), 38 deletions(-)
 
 diff --git a/java/build.gradle b/java/build.gradle
-index 0b62e4ac..1d67021c 100644
+index 1f6dba0a..75f5ee09 100644
 --- a/java/build.gradle
 +++ b/java/build.gradle
-@@ -6,7 +6,7 @@ def version_number = "0.15.0"
+@@ -6,7 +6,7 @@ def version_number = "0.17.0"
  
  subprojects {
      ext.version_number     = version_number
@@ -37,7 +37,7 @@ index 0b62e4ac..1d67021c 100644
    group 'Rust'
    commandLine 'cargo', 'clean'
 diff --git a/java/client/build.gradle b/java/client/build.gradle
-index 7ee6b154..5dfdea74 100644
+index 7ee6b154..3b3d5fdf 100644
 --- a/java/client/build.gradle
 +++ b/java/client/build.gradle
 @@ -1,7 +1,6 @@
@@ -48,7 +48,7 @@ index 7ee6b154..5dfdea74 100644
  }
  
  sourceCompatibility = 1.8
-@@ -46,23 +45,12 @@ java {
+@@ -46,23 +45,14 @@ java {
      withJavadocJar()
  }
  
@@ -62,7 +62,8 @@ index 7ee6b154..5dfdea74 100644
 -        }
 -    }
 -}
--
++
+ 
  // MARK: Publishing
  
  publishing {
@@ -73,7 +74,7 @@ index 7ee6b154..5dfdea74 100644
              from components.java
  
              pom {
-@@ -93,16 +81,14 @@ publishing {
+@@ -93,16 +83,16 @@ publishing {
      }
      repositories {
          maven {
@@ -91,16 +92,15 @@ index 7ee6b154..5dfdea74 100644
              }
          }
      }
--}
--
+ }
+ 
 -signing {
 -    required { isReleaseBuild() && gradle.taskGraph.hasTask(":client:publish") }
 -    sign publishing.publications.mavenJava
 -}
-+}
-\ No newline at end of file
++
 diff --git a/java/settings.gradle b/java/settings.gradle
-index f6414646..13575990 100644
+index f6414646..34cf9276 100644
 --- a/java/settings.gradle
 +++ b/java/settings.gradle
 @@ -6,13 +6,4 @@ pluginManagement {
@@ -118,7 +118,6 @@ index f6414646..13575990 100644
 -    throw new GradleException("building for Android requires JDK 11 or newer; use 'client:' or 'server:' to only build certain products")
 -}
 +include ':client'
-\ No newline at end of file
 -- 
 2.30.2