diff --git a/data-prepper-plugins/otel-proto-common/build.gradle b/data-prepper-plugins/otel-proto-common/build.gradle
index b71df09698..978d4482cc 100644
--- a/data-prepper-plugins/otel-proto-common/build.gradle
+++ b/data-prepper-plugins/otel-proto-common/build.gradle
@@ -15,5 +15,5 @@ dependencies {
     implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml'
     implementation libs.commons.lang3
     implementation libs.commons.codec
-    testImplementation 'org.assertj:assertj-core:3.24.2'
+    testImplementation 'org.assertj:assertj-core:3.25.2'
 }