diff --git a/dd-java-agent/instrumentation-testing/src/main/groovy/datadog/trace/agent/test/base/HttpServerTest.groovy b/dd-java-agent/instrumentation-testing/src/main/groovy/datadog/trace/agent/test/base/HttpServerTest.groovy
index 0b2a28d954b..ac7e2fd17b7 100644
--- a/dd-java-agent/instrumentation-testing/src/main/groovy/datadog/trace/agent/test/base/HttpServerTest.groovy
+++ b/dd-java-agent/instrumentation-testing/src/main/groovy/datadog/trace/agent/test/base/HttpServerTest.groovy
@@ -1170,6 +1170,7 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
     }
 
     response.body().contentLength() < 1 || redirectHasBody()
+    response.close()
 
     and:
     assertTraces(1) {
@@ -1210,6 +1211,8 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
     if (bubblesResponse()) {
       assert response.body().string().contains(ERROR.body)
       assert response.code() == ERROR.status
+    } else {
+      response.close()
     }
 
     and:
@@ -1255,6 +1258,8 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
     response.code() == EXCEPTION.status
     if (testExceptionBody()) {
       assert response.body().string() == EXCEPTION.body
+    } else {
+      response.close()
     }
 
     and:
@@ -1299,6 +1304,7 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
 
     expect:
     response.code() == NOT_FOUND.status
+    response.close()
 
     and:
     assertTraces(1) {
@@ -1836,6 +1842,7 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
     response.code() == 301
     response.header('location') == 'https://www.google.com/'
     !handlerRan
+    response.close()
 
     when:
     TEST_WRITER.waitForTraces(1)
@@ -2117,6 +2124,7 @@ abstract class HttpServerTest<SERVER> extends WithHttpServer<SERVER> {
     }
     response.code() == 301
     response.header("Location") == 'https://www.google.com/'
+    response.close()
     TEST_WRITER.waitForTraces(1)
     def trace = TEST_WRITER.get(0)