diff --git a/lib/taskana-core/pom.xml b/lib/taskana-core/pom.xml
index 1d2b32d1d..4bfe49d6d 100644
--- a/lib/taskana-core/pom.xml
+++ b/lib/taskana-core/pom.xml
@@ -195,30 +195,61 @@
 		</dependency>
 	</dependencies>
 	<build>
-		<pluginManagement>
-			<plugins>
-				<plugin>
-					<groupId>org.apache.maven.plugins</groupId>
-					<artifactId>maven-checkstyle-plugin</artifactId>
-					<version>2.17</version>
-					<executions>
-						<execution>
-							<id>validate</id>
-							<phase>validate</phase>
-							<configuration>
-								<configLocation>../../qa/checkstyle/checkstyle.xml</configLocation>
-								<encoding>UTF-8</encoding>
-								<consoleOutput>true</consoleOutput>
-								<failsOnError>true</failsOnError>
-								<failOnViolation>true</failOnViolation>
-								<includeTestSourceDirectory>true</includeTestSourceDirectory>
-							</configuration>
-							<goals>
-								<goal>check</goal>
-							</goals>
-						</execution>
-					</executions>
-				</plugin>
+	<pluginManagement>
+		<plugins>
+			<plugin>
+				<groupId>org.eclipse.m2e</groupId>
+				<artifactId>lifecycle-mapping</artifactId>
+				<version>1.0.0</version>
+				<configuration>
+					<lifecycleMappingMetadata>
+						<pluginExecutions>
+							<pluginExecution>
+								<pluginExecutionFilter>
+									<groupId>org.apache.maven.plugins</groupId>
+									<artifactId>maven-checkstyle-plugin</artifactId>
+									<versionRange>[1.0.0,)</versionRange>
+									<goals>
+										<goal>check</goal>
+									</goals>
+								</pluginExecutionFilter>
+								<action>
+									<ignore />
+								</action>
+							</pluginExecution>
+						</pluginExecutions>
+					</lifecycleMappingMetadata>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-checkstyle-plugin</artifactId>
+				<version>2.17</version>
+				<executions>
+					<execution>
+						<id>validate</id>
+						<phase>validate</phase>
+						<configuration>
+							<configLocation>../../qa/checkstyle/checkstyle.xml</configLocation>
+							<encoding>UTF-8</encoding>
+							<consoleOutput>true</consoleOutput>
+							<failsOnError>true</failsOnError>
+							<failOnViolation>true</failOnViolation>
+							<includeTestSourceDirectory>true</includeTestSourceDirectory>
+						</configuration>
+						<goals>
+							<goal>check</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</pluginManagement>
+	<plugins>
+		<plugin>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-checkstyle-plugin</artifactId>
+		</plugin>	
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-compiler-plugin</artifactId>
@@ -257,7 +288,6 @@
 					</executions>
 				</plugin>
 			</plugins>
-		</pluginManagement>
 	</build>
 	<!--
 	  this repository is needed to fetch com.ibm.db2.jcc
diff --git a/lib/taskana-core/src/test/java/acceptance/classification/UpdateClassificationAccTest.java b/lib/taskana-core/src/test/java/acceptance/classification/UpdateClassificationAccTest.java
index 8686f5590..6f310cde6 100644
--- a/lib/taskana-core/src/test/java/acceptance/classification/UpdateClassificationAccTest.java
+++ b/lib/taskana-core/src/test/java/acceptance/classification/UpdateClassificationAccTest.java
@@ -2,7 +2,6 @@ package acceptance.classification;
 
 import static org.hamcrest.CoreMatchers.equalTo;
 import static org.hamcrest.CoreMatchers.not;
-import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
@@ -280,7 +279,7 @@ public class UpdateClassificationAccTest extends AbstractAccTest {
     @WithAccessId(
         userName = "dummy",
         groupNames = {"businessadmin"})
-    @Test(expected=InvalidArgumentException.class)
+    @Test(expected = InvalidArgumentException.class)
     public void testUpdateClassificationWithSameKeyAndParentKey()
         throws ClassificationNotFoundException, NotAuthorizedException, ConcurrencyException, InvalidArgumentException {
 
diff --git a/rest/taskana-rest-spring/pom.xml b/rest/taskana-rest-spring/pom.xml
index e849a5c39..bf1a3a75d 100644
--- a/rest/taskana-rest-spring/pom.xml
+++ b/rest/taskana-rest-spring/pom.xml
@@ -220,6 +220,30 @@
 	<build>
 		<pluginManagement>
 			<plugins>
+				<plugin>
+					<groupId>org.eclipse.m2e</groupId>
+					<artifactId>lifecycle-mapping</artifactId>
+					<version>1.0.0</version>
+					<configuration>
+						<lifecycleMappingMetadata>
+							<pluginExecutions>
+								<pluginExecution>
+									<pluginExecutionFilter>
+										<groupId>org.apache.maven.plugins</groupId>
+										<artifactId>maven-checkstyle-plugin</artifactId>
+										<versionRange>[1.0.0,)</versionRange>
+										<goals>
+											<goal>check</goal>
+										</goals>
+									</pluginExecutionFilter>
+									<action>
+										<ignore />
+									</action>
+								</pluginExecution>
+							</pluginExecutions>
+						</lifecycleMappingMetadata>
+					</configuration>
+				</plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-checkstyle-plugin</artifactId>
@@ -242,6 +266,13 @@
 						</execution>
 					</executions>
 				</plugin>
+			</plugins>
+		</pluginManagement>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-checkstyle-plugin</artifactId>
+			</plugin>				
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-compiler-plugin</artifactId>
@@ -256,6 +287,7 @@
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-source-plugin</artifactId>
+					<version>2.2.1</version>
 					<executions>
 						<execution>
 							<id>attach-sources</id>
@@ -268,6 +300,7 @@
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-javadoc-plugin</artifactId>
+					<version>2.9.1</version>
 					<executions>
 						<execution>
 							<id>attach-javadocs</id>
@@ -278,6 +311,5 @@
 					</executions>
 				</plugin>
 			</plugins>
-		</pluginManagement>
 	</build>
 </project>
diff --git a/rest/taskana-rest-spring/src/main/java/pro/taskana/rest/RestConfiguration.java b/rest/taskana-rest-spring/src/main/java/pro/taskana/rest/RestConfiguration.java
index 5a0675eb8..37a2da4c1 100644
--- a/rest/taskana-rest-spring/src/main/java/pro/taskana/rest/RestConfiguration.java
+++ b/rest/taskana-rest-spring/src/main/java/pro/taskana/rest/RestConfiguration.java
@@ -31,7 +31,7 @@ import pro.taskana.ldap.LdapClient;
 @Configuration
 @ComponentScan
 @EnableTransactionManagement
-public class RestConfiguration{
+public class RestConfiguration {
 
     @Value("${taskana.schemaName:TASKANA}")
     private String schemaName;