diff --git a/browserup-proxy-core/build.gradle b/browserup-proxy-core/build.gradle
index a5049fe9b..9838b26e7 100644
--- a/browserup-proxy-core/build.gradle
+++ b/browserup-proxy-core/build.gradle
@@ -72,7 +72,7 @@ dependencies {
     implementation "com.fasterxml.jackson.core:jackson-annotations:${jacksonVersion}"
     implementation 'com.google.guava:guava:28.2-jre'
     implementation 'com.jcraft:jzlib:1.1.3'
-    implementation 'dnsjava:dnsjava:3.1.0'
+    implementation 'dnsjava:dnsjava:3.3.1'
     implementation "io.netty:netty-all:${nettyVersion}"
     implementation "org.bouncycastle:bcpkix-jdk15on:${bcpVersion}"
     implementation "org.bouncycastle:bcprov-jdk15on:${bcpVersion}"