diff --git a/openai-java-client-okhttp/build.gradle.kts b/openai-java-client-okhttp/build.gradle.kts
index 4d1eb6170..8ca0781fd 100644
--- a/openai-java-client-okhttp/build.gradle.kts
+++ b/openai-java-client-okhttp/build.gradle.kts
@@ -10,5 +10,6 @@ dependencies {
 
     testImplementation(kotlin("test"))
     testImplementation("org.assertj:assertj-core:3.27.7")
+    testImplementation(platform("org.eclipse.jetty:jetty-bom:9.4.58.v20250814"))
     testImplementation("com.github.tomakehurst:wiremock-jre8:2.35.2")
 }
diff --git a/openai-java-core/build.gradle.kts b/openai-java-core/build.gradle.kts
index b386f1dbb..1a6ac7f1f 100644
--- a/openai-java-core/build.gradle.kts
+++ b/openai-java-core/build.gradle.kts
@@ -47,6 +47,7 @@ dependencies {
 
     testImplementation(kotlin("test"))
     testImplementation(project(":openai-java-client-okhttp"))
+    testImplementation(platform("org.eclipse.jetty:jetty-bom:9.4.58.v20250814"))
     testImplementation("com.github.tomakehurst:wiremock-jre8:2.35.2")
     testImplementation("org.assertj:assertj-core:3.27.7")
     testImplementation("org.junit.jupiter:junit-jupiter-api:5.9.3")