diff --git a/build.gradle b/build.gradle
index 8a497bd8..b620807f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -68,8 +68,8 @@ apply from: 'build-tools/opensearchplugin-coverage.gradle'
 configurations {
     ktlint {
       resolutionStrategy {
-          force "ch.qos.logback:logback-classic:1.3.14"
-          force "ch.qos.logback:logback-core:1.3.14"
+          force "ch.qos.logback:logback-classic:1.5.16"
+          force "ch.qos.logback:logback-core:1.5.16"
       }
    }
 }
@@ -79,7 +79,7 @@ dependencies {
     compileOnly "org.jetbrains.kotlin:kotlin-stdlib:${kotlin_version}"
     compileOnly "org.jetbrains.kotlin:kotlin-stdlib-common:${kotlin_version}"
     compileOnly "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.4.3" // ${kotlin_version} does not work for coroutines
-    compileOnly "com.cronutils:cron-utils:9.1.6"
+    compileOnly "com.cronutils:cron-utils:9.1.8"
     compileOnly "commons-validator:commons-validator:1.7"
     testImplementation "org.opensearch.test:framework:${opensearch_version}"
     testImplementation "org.jetbrains.kotlin:kotlin-test:${kotlin_version}"
@@ -87,7 +87,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.7.2'
     testImplementation 'org.mockito:mockito-junit-jupiter:3.10.0'
     testImplementation "com.nhaarman.mockitokotlin2:mockito-kotlin:2.2.0"
-    testImplementation "com.cronutils:cron-utils:9.1.6"
+    testImplementation "com.cronutils:cron-utils:9.1.8"
     testImplementation "commons-validator:commons-validator:1.7"
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.7.2'