diff --git a/test/integration/xfcc_integration_test.cc b/test/integration/xfcc_integration_test.cc
index ff9b596ca8f0..e227f40a387c 100644
--- a/test/integration/xfcc_integration_test.cc
+++ b/test/integration/xfcc_integration_test.cc
@@ -436,6 +436,11 @@ TEST_P(XfccIntegrationTest, TagExtractedNameGenerationTest) {
   });
   initialize();
 
+  // Make sure worker threads are established (#32237).
+  BufferingStreamDecoderPtr response = IntegrationUtil::makeSingleRequest(
+      test_server_->adminAddress(), "GET", "/config_dump", "", Http::CodecType::HTTP1);
+  EXPECT_TRUE(response->complete());
+
   // Commented sample code to regenerate the map literals used below in the test log if necessary:
 
   // std::cout << "tag_extracted_counter_map = {";