diff --git a/build.gradle.kts b/build.gradle.kts
index 4a2e158..5e2e260 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,7 +5,7 @@ plugins {
   `maven-publish`
   signing
   id("io.github.gradle-nexus.publish-plugin") version "2.0.0"
-  id("org.javacc.javacc") version "4.0.1"
+  id("org.javacc.javacc") version "4.0.3"
 }
 
 repositories {