diff --git a/build.gradle b/build.gradle
index 2daa6a4..2462701 100644
--- a/build.gradle
+++ b/build.gradle
@@ -40,8 +40,8 @@ test {
 dependencies {
     api 'com.squareup.retrofit2:retrofit:2.9.0'
     implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
-    implementation 'com.squareup.okhttp3:okhttp:3.14.9'
-    implementation 'com.squareup.okio:okio:1.17.5'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okio:okio:3.9.1'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation('com.launchdarkly:okhttp-eventsource:4.1.1') {
         exclude(module: 'okhttp')
@@ -50,7 +50,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.9.1'
-    testImplementation 'org.testcontainers:junit-jupiter:1.18.3'
+    testImplementation 'org.testcontainers:junit-jupiter:1.20.1'
     testImplementation 'org.mockito:mockito-core:4.11.0'
     testImplementation 'org.mockito:mockito-junit-jupiter:4.11.0'
     testImplementation 'org.awaitility:awaitility:4.2.0'