diff --git a/browserup-proxy-core/build.gradle b/browserup-proxy-core/build.gradle
index eb424a9a9..25814474c 100644
--- a/browserup-proxy-core/build.gradle
+++ b/browserup-proxy-core/build.gradle
@@ -95,7 +95,7 @@ dependencies {
     testImplementation 'org.hamcrest:hamcrest:2.2'
     testImplementation 'org.hamcrest:hamcrest-library:2.2'
     testImplementation 'com.github.tomakehurst:wiremock-jre8:2.26.3'
-    testImplementation 'org.mockito:mockito-core:3.3.3'
+    testImplementation 'org.mockito:mockito-core:3.6.28'
     testImplementation 'org.seleniumhq.selenium:selenium-firefox-driver:3.141.59'
     testImplementation 'org.apache.httpcomponents:httpclient:4.5.13'
 }
diff --git a/browserup-proxy-mitm/build.gradle b/browserup-proxy-mitm/build.gradle
index 4a5fab934..2da0a9af9 100644
--- a/browserup-proxy-mitm/build.gradle
+++ b/browserup-proxy-mitm/build.gradle
@@ -83,5 +83,5 @@ dependencies {
     testImplementation 'org.codehaus.groovy:groovy-all:3.0.7'
     testImplementation 'org.hamcrest:hamcrest:2.2'
     testImplementation 'org.hamcrest:hamcrest-library:2.2'
-    testImplementation 'org.mockito:mockito-core:3.3.3'
+    testImplementation 'org.mockito:mockito-core:3.6.28'
 }
diff --git a/browserup-proxy-rest/build.gradle b/browserup-proxy-rest/build.gradle
index 086e4a9d9..b923f1590 100644
--- a/browserup-proxy-rest/build.gradle
+++ b/browserup-proxy-rest/build.gradle
@@ -100,7 +100,7 @@ dependencies {
     testImplementation 'org.codehaus.groovy.modules.http-builder:http-builder:0.7.2'
     testImplementation 'org.hamcrest:hamcrest:2.2'
     testImplementation 'org.hamcrest:hamcrest-library:2.2'
-    testImplementation 'org.mockito:mockito-core:3.3.3'
+    testImplementation 'org.mockito:mockito-core:3.6.28'
     testImplementation 'org.seleniumhq.selenium:selenium-api:3.4.0'
     testImplementation 'org.awaitility:awaitility:4.0.2'
     testImplementation 'com.github.tomakehurst:wiremock-jre8:2.24.1'