diff --git a/pom.xml b/pom.xml
index 8c84f61..5a526fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven.shared</groupId>
     <artifactId>maven-shared-components</artifactId>
-    <version>43</version>
+    <version>45</version>
   </parent>
 
   <artifactId>maven-mapping</artifactId>
@@ -57,6 +57,7 @@
     <mavenVersion>3.6.3</mavenVersion>
     <javaVersion>8</javaVersion>
     <project.build.outputTimestamp>2020-04-04T09:03:59Z</project.build.outputTimestamp>
+    <version.palantirJavaFormat>2.81.0</version.palantirJavaFormat>
   </properties>
 
   <dependencies>
diff --git a/src/test/java/org/apache/maven/shared/mapping/MappingUtilsTest.java b/src/test/java/org/apache/maven/shared/mapping/MappingUtilsTest.java
index ced6da1..073a569 100644
--- a/src/test/java/org/apache/maven/shared/mapping/MappingUtilsTest.java
+++ b/src/test/java/org/apache/maven/shared/mapping/MappingUtilsTest.java
@@ -93,17 +93,15 @@ void mappingWithNullClassifier() throws InterpolationException {
      */
     @Test
     void mappingWithOptionalClassifier() throws InterpolationException {
-        final String MAPPING_WITH_OPTIONAL_CLASSIFIER_1 = "@{artifactId}@-@{version}@@{dashClassifier}@.@{extension}@";
-        final String MAPPING_WITH_OPTIONAL_CLASSIFIER_2 = "@{artifactId}@-@{version}@@{dashClassifier?}@.@{extension}@";
+        final String mappingWithOptionalClassifier1 = "@{artifactId}@-@{version}@@{dashClassifier}@.@{extension}@";
+        final String mappingWithOptionalClassifier2 = "@{artifactId}@-@{version}@@{dashClassifier?}@.@{extension}@";
 
         Artifact jar = new DefaultArtifact(
                 "org.apache.sample", "maven-test-lib", "1.0", null, "jar", null, new DefaultArtifactHandler("jar"));
         assertEquals(
-                "maven-test-lib-1.0.jar",
-                MappingUtils.evaluateFileNameMapping(MAPPING_WITH_OPTIONAL_CLASSIFIER_1, jar));
+                "maven-test-lib-1.0.jar", MappingUtils.evaluateFileNameMapping(mappingWithOptionalClassifier1, jar));
         assertEquals(
-                "maven-test-lib-1.0.jar",
-                MappingUtils.evaluateFileNameMapping(MAPPING_WITH_OPTIONAL_CLASSIFIER_2, jar));
+                "maven-test-lib-1.0.jar", MappingUtils.evaluateFileNameMapping(mappingWithOptionalClassifier2, jar));
 
         jar = new DefaultArtifact(
                 "org.apache.sample",
@@ -115,9 +113,9 @@ void mappingWithOptionalClassifier() throws InterpolationException {
                 new DefaultArtifactHandler("jar"));
         assertEquals(
                 "maven-test-lib-1.0-classifier.jar",
-                MappingUtils.evaluateFileNameMapping(MAPPING_WITH_OPTIONAL_CLASSIFIER_1, jar));
+                MappingUtils.evaluateFileNameMapping(mappingWithOptionalClassifier1, jar));
         assertEquals(
                 "maven-test-lib-1.0-classifier.jar",
-                MappingUtils.evaluateFileNameMapping(MAPPING_WITH_OPTIONAL_CLASSIFIER_2, jar));
+                MappingUtils.evaluateFileNameMapping(mappingWithOptionalClassifier2, jar));
     }
 }