diff --git a/crypto/build.gradle b/crypto/build.gradle
index 6defeac5..e04ec642 100644
--- a/crypto/build.gradle
+++ b/crypto/build.gradle
@@ -13,7 +13,7 @@ dependencies {
     }
     testImplementation group: 'com.googlecode.komarro', name: 'komarro', version: '1.0'
     testImplementation group: 'org.jboss.weld.se', name: 'weld-se-core', version: '2.2.4.Final'
-    testRuntimeOnly group: 'com.lmax', name: 'disruptor', version: '3.4.4'
+    testRuntimeOnly group: 'com.lmax', name: 'disruptor', version: '4.0.0'
     testImplementation project(path: ':ds2-oss-core-testutils')
     testImplementation group: 'org.jboss', name: 'jandex', version: '3.1.5'
     compileOnly 'org.slf4j:slf4j-api:2.0.9'
diff --git a/dbtools-it/build.gradle b/dbtools-it/build.gradle
index 80a1f770..1acba839 100644
--- a/dbtools-it/build.gradle
+++ b/dbtools-it/build.gradle
@@ -10,7 +10,7 @@ dependencies {
     testImplementation(group: 'org.apache.logging.log4j', name: 'log4j-core', version: project.ext.log4j2Version) {
         exclude(module: 'tools')
     }
-    testImplementation group: 'com.lmax', name: 'disruptor', version: '3.4.4'
+    testImplementation group: 'com.lmax', name: 'disruptor', version: '4.0.0'
     testImplementation project(':ds2-oss-core-crypto-bouncycastle')
     testImplementation project(':ds2-oss-core-testutils')
     testImplementation group: 'org.eclipse.persistence', name: 'eclipselink', version: '4.0.2'
diff --git a/options-it/build.gradle b/options-it/build.gradle
index a5511377..5d690789 100644
--- a/options-it/build.gradle
+++ b/options-it/build.gradle
@@ -8,7 +8,7 @@ dependencies {
     testImplementation group: 'org.testng', name: 'testng', version: '6.14.3'
     testImplementation group: 'com.h2database', name: 'h2', version: '2.2.224'
     testImplementation group: 'org.jboss.arquillian.container', name: 'arquillian-glassfish-embedded-3.1', version: '1.0.2'
-    testImplementation group: 'com.lmax', name: 'disruptor', version: '3.4.4'
+    testImplementation group: 'com.lmax', name: 'disruptor', version: '4.0.0'
     testImplementation(group: 'fish.payara.extras', name: 'payara-embedded-all', version: '5.2022.5')
     testImplementation project(':ds2-oss-core-crypto-bouncycastle')
     testImplementation project(':ds2-oss-core-testutils')