diff --git a/build.gradle b/build.gradle
index 1b1b97000..889f2f2aa 100644
--- a/build.gradle
+++ b/build.gradle
@@ -27,7 +27,7 @@ buildscript {
         classpath 'com.github.jengelman.gradle.plugins:shadow:5.1.0'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4'
         classpath 'com.netflix.nebula:nebula-publishing-plugin:14.0.0'
-        classpath 'com.palantir.baseline:gradle-baseline-java:2.19.0'
+        classpath 'com.palantir.baseline:gradle-baseline-java:2.21.0'
         classpath 'com.palantir.gradle.gitversion:gradle-git-version:0.12.2'
         classpath 'gradle.plugin.org.inferred:gradle-processors:3.1.0'
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:1.12.4'
diff --git a/tracing/src/test/java/com/palantir/tracing/TracersTest.java b/tracing/src/test/java/com/palantir/tracing/TracersTest.java
index 7341ef671..723d4ba9b 100644
--- a/tracing/src/test/java/com/palantir/tracing/TracersTest.java
+++ b/tracing/src/test/java/com/palantir/tracing/TracersTest.java
@@ -657,7 +657,7 @@ private static Callable<Void> traceExpectingCallableWithSingleSpan(String operat
             String traceId = Tracer.getTraceId();
             List<OpenSpan> trace = getCurrentTrace();
             OpenSpan span = trace.remove(trace.size() - 1);
-            assertThat(trace).hasSize(0);
+            assertThat(trace).isEmpty();
 
             assertThat(traceId).isEqualTo(outsideTraceId);
             assertThat(span.getOperation()).isEqualTo(operation);
@@ -673,7 +673,7 @@ private static Runnable traceExpectingRunnableWithSingleSpan(String operation) {
             String traceId = Tracer.getTraceId();
             List<OpenSpan> trace = getCurrentTrace();
             OpenSpan span = trace.remove(trace.size() - 1);
-            assertThat(trace).hasSize(0);
+            assertThat(trace).isEmpty();
 
             assertThat(traceId).isEqualTo(outsideTraceId);
             assertThat(span.getOperation()).isEqualTo(operation);