diff --git a/ast-echo/build.gradle b/ast-echo/build.gradle
index 1c424e1..1298735 100644
--- a/ast-echo/build.gradle
+++ b/ast-echo/build.gradle
@@ -19,7 +19,7 @@ dependencies {
     implementation 'org.codehaus.groovy:groovy-all:3.0.25'  // to get access to the GroovyAST and support
     annotationProcessor 'info.picocli:picocli-codegen:4.7.7'
 
-    testImplementation platform('org.junit:junit-bom:5.13.3')
+    testImplementation platform('org.junit:junit-bom:6.0.0')
     testImplementation 'org.junit.jupiter:junit-jupiter'
 }