diff --git a/build.gradle b/build.gradle
index 5d31d17..ed39de5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,7 +12,7 @@ repositories {
 
 dependencies {
     antlr 'org.antlr:antlr4:4.9.2'
-    implementation 'org.antlr:antlr4-runtime:4.9.1'
+    implementation 'org.antlr:antlr4-runtime:4.13.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.6.2'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.7.0'