diff --git a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2NodeClientTest.groovy b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2NodeClientTest.groovy
index fb2b1406fb..27db9d3b18 100644
--- a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2NodeClientTest.groovy
+++ b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2NodeClientTest.groovy
@@ -38,7 +38,7 @@ class Elasticsearch2NodeClientTest extends AgentTestRunner {
     def settings = Settings.builder()
       .put("path.home", esWorkingDir.path)
       // Since we use listeners to close spans this should make our span closing deterministic which is good for tests
-      .put("thread_pool.listener.size", 1)
+      .put("threadpool.listener.size", 1)
       .put("http.port", httpPort)
       .put("transport.tcp.port", tcpPort)
       .build()
diff --git a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2SpringTemplateTest.groovy b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2SpringTemplateTest.groovy
index bcec92ef99..050ab11305 100644
--- a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2SpringTemplateTest.groovy
+++ b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2SpringTemplateTest.groovy
@@ -49,7 +49,7 @@ class Elasticsearch2SpringTemplateTest extends AgentTestRunner {
     def settings = Settings.builder()
       .put("path.home", esWorkingDir.path)
       // Since we use listeners to close spans this should make our span closing deterministic which is good for tests
-      .put("thread_pool.listener.size", 1)
+      .put("threadpool.listener.size", 1)
       .put("http.port", httpPort)
       .put("transport.tcp.port", tcpPort)
       .build()
diff --git a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2TransportClientTest.groovy b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2TransportClientTest.groovy
index 7b3d17fa99..c27c3a0840 100644
--- a/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2TransportClientTest.groovy
+++ b/dd-java-agent/instrumentation/elasticsearch-transport-2/src/test/groovy/Elasticsearch2TransportClientTest.groovy
@@ -50,7 +50,7 @@ class Elasticsearch2TransportClientTest extends AgentTestRunner {
     client = TransportClient.builder().settings(
       Settings.builder()
         // Since we use listeners to close spans this should make our span closing deterministic which is good for tests
-        .put("thread_pool.listener.size", 1)
+        .put("threadpool.listener.size", 1)
         .put("cluster.name", "test-cluster")
         .build()
     ).build()