diff --git a/dd-trace-core/src/main/java/datadog/trace/core/CoreTracer.java b/dd-trace-core/src/main/java/datadog/trace/core/CoreTracer.java
index 59603f8819a..fa060674f82 100644
--- a/dd-trace-core/src/main/java/datadog/trace/core/CoreTracer.java
+++ b/dd-trace-core/src/main/java/datadog/trace/core/CoreTracer.java
@@ -1277,6 +1277,7 @@ public void close() {
     dataStreamsMonitoring.close();
     externalAgentLauncher.close();
     tracerFlarePoller.stop();
+    healthMetrics.close();
   }
 
   @Override