diff --git a/build.gradle b/build.gradle
index 9261409dff..0311506584 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,7 +25,7 @@ plugins {
     id 'pmd'
     id 'idea'
     id "de.undercouch.download" version '4.0.4'
-    id 'edu.sc.seis.launch4j' version '2.4.6'
+    id 'edu.sc.seis.launch4j' version '2.5.4'
     id 'com.github.ben-manes.versions' version '0.39.0'
     id "com.dorongold.task-tree" version '1.5'
     id "edu.sc.seis.macAppBundle" version "2.3.0"