diff --git a/bucket/signal-cli.json b/bucket/signal-cli.json
index d283227166..8a39df96b1 100644
--- a/bucket/signal-cli.json
+++ b/bucket/signal-cli.json
@@ -1,14 +1,14 @@
 {
-    "version": "0.13.20",
+    "version": "0.13.21",
     "description": "A cross-platform encrypted messaging service (command line/dbus version).",
     "homepage": "https://github.com/AsamK/signal-cli",
     "license": "GPL-3.0-only",
     "suggest": {
         "JDK": "java/openjdk"
     },
-    "url": "https://github.com/AsamK/signal-cli/releases/download/v0.13.20/signal-cli-0.13.20.tar.gz",
-    "hash": "305811d9cf978738313ba8efededf4ad37fb6d155ae60c67cd538b9de997618f",
-    "extract_dir": "signal-cli-0.13.20",
+    "url": "https://github.com/AsamK/signal-cli/releases/download/v0.13.21/signal-cli-0.13.21.tar.gz",
+    "hash": "739a11333ad0ddc67a9e5d10968e83ac34f40fa940c996ee2351b53fc0b4e79f",
+    "extract_dir": "signal-cli-0.13.21",
     "bin": "bin\\signal-cli.bat",
     "checkver": "github",
     "autoupdate": {