diff --git a/build.gradle b/build.gradle
index c2ae2cb..4bfda93 100644
--- a/build.gradle
+++ b/build.gradle
@@ -173,7 +173,7 @@ dependencies {
     testImplementation 'junit:junit:4.13.2'
 
     testImplementation 'org.objenesis:objenesis:3.4'
-    implementation 'net.bytebuddy:byte-buddy:1.15.11'
+    testImplementation 'net.bytebuddy:byte-buddy:1.18.9'
 
     if (requireGroovy3) {
         testImplementation 'org.spockframework:spock-core:2.3-groovy-3.0'