diff --git a/train-docs/pom.xml b/train-docs/pom.xml
index f3b6ac9..b07fe74 100644
--- a/train-docs/pom.xml
+++ b/train-docs/pom.xml
@@ -20,6 +20,8 @@
 		<handlebars.version>4.3.0</handlebars.version>
 		<asciidoctorj.version>2.5.3</asciidoctorj.version>
 		<commons-io.version>2.11.0</commons-io.version>
+
+		<maven-gpg-plugin.phase>none</maven-gpg-plugin.phase>
 	</properties>
 	<dependencies>
 		<dependency>
@@ -115,10 +117,9 @@
 					</plugin>
 					<plugin>
 						<artifactId>maven-deploy-plugin</artifactId>
-					</plugin>
-					<plugin>
-						<groupId>org.apache.maven.plugins</groupId>
-						<artifactId>maven-gpg-plugin</artifactId>
+						<goals>
+							<goal>deploy-file</goal>
+						</goals>
 					</plugin>
 				</plugins>
 			</build>
diff --git a/train-docs/src/main/java/org/springframework/cloud/internal/ZipCategory.java b/train-docs/src/main/java/org/springframework/cloud/internal/ZipCategory.java
index dccf60b..7d6444e 100644
--- a/train-docs/src/main/java/org/springframework/cloud/internal/ZipCategory.java
+++ b/train-docs/src/main/java/org/springframework/cloud/internal/ZipCategory.java
@@ -68,13 +68,13 @@ final class ZipCategory {
 					if (!entry.isDirectory()) {
 						final File destinationFile = new File(destination, entry.getName());
 						/*
-						 * If we see the relative traversal string of ".." we need to make sure
-						 * that the outputdir + name doesn't leave the outputdir.
+						 * If we see the relative traversal string of ".." we need to make
+						 * sure that the outputdir + name doesn't leave the outputdir.
 						 */
 						String zipEntryName = entry.getName();
 						if (!destinationFile.toPath().normalize().startsWith(destination.toPath())) {
-							throw new ZipException("The file " + zipEntryName +
-									" is trying to leave the target output directory of " + destination);
+							throw new ZipException("The file " + zipEntryName
+									+ " is trying to leave the target output directory of " + destination);
 						}
 						if (destinationFile.getParentFile() != null) {
 							destinationFile.getParentFile().mkdirs();
diff --git a/train-docs/src/test/java/org/springframework/cloud/internal/ZipCategoryTests.java b/train-docs/src/test/java/org/springframework/cloud/internal/ZipCategoryTests.java
index 436de29..49c675f 100644
--- a/train-docs/src/test/java/org/springframework/cloud/internal/ZipCategoryTests.java
+++ b/train-docs/src/test/java/org/springframework/cloud/internal/ZipCategoryTests.java
@@ -34,25 +34,26 @@ class ZipCategoryTests {
 		// when:
 		ZipCategory.unzipTo(zipFile, tempDir);
 		// then:
-		BDDAssertions.then(tempDir.listFiles())
-				.hasOnlyOneElementSatisfying(file -> {
-					BDDAssertions.then(file).hasName("file.txt")
-							.hasContent("test");
-				});
+		BDDAssertions.then(tempDir.listFiles()).hasOnlyOneElementSatisfying(file -> {
+			BDDAssertions.then(file).hasName("file.txt").hasContent("test");
+		});
 	}
 
 	@Test
 	void should_not_allow_malicious_traversal() throws Exception {
 		// given:
-		File zipFile = new File(ZipCategoryTests.class.getClassLoader().getResource("zip/zip-malicious-traversal.zip").toURI());
+		File zipFile = new File(
+				ZipCategoryTests.class.getClassLoader().getResource("zip/zip-malicious-traversal.zip").toURI());
 		File tempDir = Files.createTempDirectory("foo").toFile();
 		tempDir.deleteOnExit();
 		// when:
 		try {
 			ZipCategory.unzipTo(zipFile, tempDir);
 			Assertions.fail("Should throw exception");
-		} catch (Exception e) {
-				BDDAssertions.then(e.getCause()).hasMessageContaining("is trying to leave the target output directory");
+		}
+		catch (Exception e) {
+			BDDAssertions.then(e.getCause()).hasMessageContaining("is trying to leave the target output directory");
 		}
 	}
+
 }