diff --git a/.github/workflow-samples/kotlin-dsl/build.gradle.kts b/.github/workflow-samples/kotlin-dsl/build.gradle.kts
index ee412ce..3efea68 100644
--- a/.github/workflow-samples/kotlin-dsl/build.gradle.kts
+++ b/.github/workflow-samples/kotlin-dsl/build.gradle.kts
@@ -10,7 +10,7 @@ dependencies {
     api("org.apache.commons:commons-math3:3.6.1")
     implementation("com.google.guava:guava:31.1-jre")
 
-    testImplementation("org.junit.jupiter:junit-jupiter:5.8.2")
+    testImplementation("org.junit.jupiter:junit-jupiter:5.9.0")
 }
 
 tasks.test {