diff --git a/data-prepper-plugins/http-source/build.gradle b/data-prepper-plugins/http-source/build.gradle
index 7d9e00bd0c..7947a5bdf6 100644
--- a/data-prepper-plugins/http-source/build.gradle
+++ b/data-prepper-plugins/http-source/build.gradle
@@ -20,7 +20,7 @@ dependencies {
     implementation 'software.amazon.awssdk:acm'
     implementation 'software.amazon.awssdk:s3'
     implementation 'software.amazon.awssdk:apache-client'
-    testImplementation 'org.assertj:assertj-core:3.27.3'
+    testImplementation 'org.assertj:assertj-core:3.27.6'
     testImplementation project(':data-prepper-api').sourceSets.test.output
     testImplementation project(':data-prepper-test:test-common')
     testImplementation project(':data-prepper-plugins:parse-json-processor')