diff --git a/build.gradle b/build.gradle
index 0b8f758..3df1111 100644
--- a/build.gradle
+++ b/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
 
-    antlr "org.antlr:antlr4:4.10.1"
+    antlr "org.antlr:antlr4:4.11.1"
     compile "org.antlr:antlr4-runtime:4.10.1"
 }