diff --git a/spring-cloud-sleuth-autoconfigure/src/test/java/org/springframework/cloud/sleuth/autoconfig/wavefront/WavefrontTracingIntegrationTests.java b/spring-cloud-sleuth-autoconfigure/src/test/java/org/springframework/cloud/sleuth/autoconfig/wavefront/WavefrontTracingIntegrationTests.java
index a3ae83c31..2f3ced05c 100644
--- a/spring-cloud-sleuth-autoconfigure/src/test/java/org/springframework/cloud/sleuth/autoconfig/wavefront/WavefrontTracingIntegrationTests.java
+++ b/spring-cloud-sleuth-autoconfigure/src/test/java/org/springframework/cloud/sleuth/autoconfig/wavefront/WavefrontTracingIntegrationTests.java
@@ -91,7 +91,7 @@ public class WavefrontTracingIntegrationTests {
 		assertThat(spanRecord.name).isEqualTo("GET /api/fn/{id}");
 
 		// spot check the unit is valid (millis not micros)
-		long currentTime = TimeUnit.NANOSECONDS.toMillis(System.nanoTime());
+		long currentTime = System.currentTimeMillis();
 		assertThat(spanRecord.startMillis).isGreaterThan(currentTime - 5000).isLessThan(currentTime);
 		// Less than a millis should round up to 1, but the test could take longer than
 		// 1ms