diff --git a/appng-core/pom.xml b/appng-core/pom.xml
index 1cb27ffbd..b3ccd03c1 100644
--- a/appng-core/pom.xml
+++ b/appng-core/pom.xml
@@ -360,6 +360,11 @@
 			<artifactId>appng-rest-api</artifactId>
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>de.skuzzle</groupId>
+			<artifactId>semantic-version</artifactId>
+			<version>1.2.0</version>
+		</dependency>
 	</dependencies>
 	<!-- END DEPENDENCY MANAGEMENT -->
 </project>
diff --git a/appng-core/src/main/java/org/appng/core/model/RepositoryUtils.java b/appng-core/src/main/java/org/appng/core/model/RepositoryUtils.java
index a0da86fbb..70c11a8d8 100644
--- a/appng-core/src/main/java/org/appng/core/model/RepositoryUtils.java
+++ b/appng-core/src/main/java/org/appng/core/model/RepositoryUtils.java
@@ -20,10 +20,11 @@
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
-import org.apache.commons.lang3.StringUtils;
 import org.appng.core.domain.PackageArchiveImpl;
 import org.appng.xml.application.PackageInfo;
 
+import de.skuzzle.semantic.Version;
+
 /**
  * Utility class offering methods that help dealing with {@link PackageVersion}s and {@link PackageInfo}rmations.
  * 
@@ -73,10 +74,10 @@ public static boolean isNewer(PackageInfo packageA, PackageInfo packageB) {
 		if (null == packageB) {
 			return true;
 		} else {
-			Long timestampA = getDate(packageA).getTime();
-			Long timestampB = getDate(packageB).getTime();
-			int isVersionNewer = StringUtils.compare(packageA.getVersion(), packageB.getVersion());
-			return (0 == isVersionNewer) ? (timestampA > timestampB) : (0 > isVersionNewer ? false : true);
+			Version versionA = Version.parseVersion(packageA.getVersion() + "-" + packageA.getTimestamp(), true);
+			Version versionB = Version.parseVersion(packageB.getVersion() + "-" + packageB.getTimestamp(), true);
+			int isVersionNewer = versionB.compareTo(versionA);
+			return 0 > isVersionNewer ? true : false;
 		}
 	}
 
diff --git a/appng-core/src/test/java/org/appng/core/model/RepositoryUtilsTest.java b/appng-core/src/test/java/org/appng/core/model/RepositoryUtilsTest.java
index b598ff83d..d9c3445a6 100644
--- a/appng-core/src/test/java/org/appng/core/model/RepositoryUtilsTest.java
+++ b/appng-core/src/test/java/org/appng/core/model/RepositoryUtilsTest.java
@@ -22,9 +22,9 @@
 import org.junit.Test;
 
 public class RepositoryUtilsTest {
-	
+
 	@Test
-	public void testIsSnapshot(){
+	public void testIsSnapshot() {
 		Assert.assertFalse(RepositoryUtils.isSnapshot("snapshot"));
 		Assert.assertFalse(RepositoryUtils.isSnapshot("SNAPSHOT"));
 		Assert.assertFalse(RepositoryUtils.isSnapshot("sNaPsHoT"));
@@ -32,7 +32,7 @@ public void testIsSnapshot(){
 	}
 
 	@Test
-	public void testGetDate(){
+	public void testGetDate() {
 		ApplicationInfo app = new ApplicationInfo();
 		app.setTimestamp("19700101-0100");
 		Date date = RepositoryUtils.getDate(app);
@@ -69,6 +69,15 @@ public void testIsNewer() {
 		Assert.assertTrue(RepositoryUtils.isNewer(v2_0_0, v1_0_0_a));
 		Assert.assertTrue(RepositoryUtils.isNewer(v2_0_0, v1_0_0_b));
 		Assert.assertTrue(RepositoryUtils.isNewer(v2_0_0, v1_1_0));
+
+		ApplicationInfo v0_9_0 = new ApplicationInfo();
+		v0_9_0.setVersion("0.9.0");
+		ApplicationInfo v0_40_0 = new ApplicationInfo();
+		v0_40_0.setVersion("0.40.0");
+
+		Assert.assertTrue(RepositoryUtils.isNewer(v0_40_0, v0_9_0));
+		Assert.assertTrue(RepositoryUtils.isNewer(v0_40_0, v0_9_0));
+		Assert.assertTrue(RepositoryUtils.isNewer(v0_40_0, v0_9_0));
 	}
 
 }