diff --git a/build.gradle b/build.gradle
index 2bf7222..e83f0c1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -48,7 +48,7 @@ repositories {
 dependencies {
     implementation "io.reactivex.rxjava3:rxjava:3.1.8"
     testImplementation "org.reactivestreams:reactive-streams-tck:1.0.4"
-    testImplementation "org.testng:testng:7.6.0"
+    testImplementation "org.testng:testng:7.9.0"
     testImplementation "com.beust:jcommander:1.82"
 }