diff --git a/build.gradle b/build.gradle
index 6705f6c..0ff8682 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 subprojects {
-    ext.version_number     = "2.13.0"
+    ext.version_number     = "2.13.1"
     ext.group_info         = "org.whispersystems"
     ext.signal_version     = "0.0.3"