diff --git a/groovy-ssh/cli/build.gradle b/groovy-ssh/cli/build.gradle
index d15422e1..93b729bc 100644
--- a/groovy-ssh/cli/build.gradle
+++ b/groovy-ssh/cli/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'groovy'
-    id 'com.github.johnrengelman.shadow' version '7.1.2'
+    id 'com.github.johnrengelman.shadow' version '8.1.1'
 }
 
 repositories {