diff --git a/build.gradle b/build.gradle
index 42319fe4..941ea169 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ plugins {
 	id 'io.spring.dependency-management' version '1.1.0'
 	id 'org.springdoc.openapi-gradle-plugin' version '1.6.0'
 	id "io.swagger.swaggerhub" version "1.2.0"
-	id 'edu.sc.seis.launch4j' version '3.0.1'
+	id 'edu.sc.seis.launch4j' version '3.0.3'
 }
 
 group = 'stirling.software'