diff --git a/build.gradle b/build.gradle
index 059f5dd..5058af5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,7 +30,7 @@ buildscript {
         classpath group: 'ca.coglinc', name: 'javacc-gradle-plugin', version: '2.4.0'
 
         // Shadowing; used to make a fat jar (https://github.com/johnrengelman/shadow, Apache 2.0)
-        classpath group: 'com.github.jengelman.gradle.plugins', name: 'shadow', version: '5.2.0'
+        classpath group: 'com.github.jengelman.gradle.plugins', name: 'shadow', version: '6.1.0'
 
         // Lombok (https://github.com/franzbecker/gradle-lombok, Apache 2.0)
         classpath group: 'io.franzbecker', name: 'gradle-lombok', version: '4.0.0'