diff --git a/build.gradle b/build.gradle
index 67323e0..a0faa83 100644
--- a/build.gradle
+++ b/build.gradle
@@ -133,7 +133,7 @@ dependencies {
     testImplementation 'org.bouncycastle:bcprov-jdk15on:1.64'
     testImplementation 'org.hamcrest:java-hamcrest:2.0.0.0'
     testImplementation 'org.hamcrest:hamcrest-core:1.3'
-    testImplementation 'org.mockito:mockito-core:2.8.9'
+    testImplementation 'org.mockito:mockito-core:2.28.2'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.8.1'
     testImplementation 'org.springframework:spring-test:4.3.14.RELEASE'
     testImplementation 'com.squareup.okhttp3:okhttp:4.12.0'