diff --git a/org.fortiss.af3.exploration.alg/trunk/META-INF/MANIFEST.MF b/org.fortiss.af3.exploration.alg/trunk/META-INF/MANIFEST.MF
index 5d6a70e66fd53ee76b318e7d14889b752704d209..ff1f7b1ca100b99ed47b60f0b07c250419c426ed 100644
--- a/org.fortiss.af3.exploration.alg/trunk/META-INF/MANIFEST.MF
+++ b/org.fortiss.af3.exploration.alg/trunk/META-INF/MANIFEST.MF
@@ -56,7 +56,7 @@ Export-Package: com.google.common.annotations,
  com.google.common.xml,
  com.google.thirdparty.publicsuffix,
  org.fortiss.af3.exploration.alg,
- org.fortiss.af3.exploration.alg.contribution,
+ org.fortiss.af3.exploration.alg.backend,
  org.fortiss.af3.exploration.alg.dse,
  org.fortiss.af3.exploration.alg.dse.backend.opt4j.encoding.comm,
  org.fortiss.af3.exploration.alg.dse.backend.opt4j.encoding.safetyfunctionarch,
diff --git a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/ExplorationAlg.java b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/ExplorationAlg.java
index 5aa369f9e4f88b41390c681ee1c655cb0d503396..7ef701a3a7624df35f3bb76048af31a41aafe3cd 100644
--- a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/ExplorationAlg.java
+++ b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/ExplorationAlg.java
@@ -19,7 +19,7 @@ import static org.fortiss.af3.exploration.alg.ExplorationAlgActivator.getDefault
 import static org.fortiss.af3.exploration.alg.service.ExplorationService.getService;
 
 import org.eclipse.ui.IStartup;
-import org.fortiss.af3.exploration.alg.contribution.Opt4JDseBackend;
+import org.fortiss.af3.exploration.alg.backend.Opt4JDseBackend;
 import org.fortiss.af3.exploration.alg.service.IExplorationConstraintTransformationService;
 import org.fortiss.af3.exploration.alg.service.IExplorationEvaluatationService;
 import org.fortiss.af3.exploration.alg.service.IExplorationRepairService;
diff --git a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/.ratings b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/.ratings
new file mode 100644
index 0000000000000000000000000000000000000000..a48886f0b65e4a08f0a06cccd89ab77d30066f7d
--- /dev/null
+++ b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/.ratings
@@ -0,0 +1 @@
+Opt4JDseBackend.java a20d2749e8001bbc6e437b7f8422b73db6478be8 RED
diff --git a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/Opt4JDseBackend.java b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/Opt4JDseBackend.java
similarity index 99%
rename from org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/Opt4JDseBackend.java
rename to org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/Opt4JDseBackend.java
index eca542652cd6b99eb2b66aa13d9e00f82c6a3028..9b05ba36ea26cab75fd8a1f351db278a18ddd441 100644
--- a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/Opt4JDseBackend.java
+++ b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/backend/Opt4JDseBackend.java
@@ -13,7 +13,7 @@
 | See the License for the specific language governing permissions and      |
 | limitations under the License.                                           |
 +--------------------------------------------------------------------------*/
-package org.fortiss.af3.exploration.alg.contribution;
+package org.fortiss.af3.exploration.alg.backend;
 
 import static org.fortiss.af3.exploration.alg.port.DSEPortingUtils.createSystemParameterContainer;
 import static org.fortiss.af3.exploration.alg.util.DesignSpaceExplorationModelElementFactory.createDefaultDesignSpaceExploration;
diff --git a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/.ratings b/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/.ratings
deleted file mode 100644
index cb13d60633ec48e1ae273282e89776658bcff500..0000000000000000000000000000000000000000
--- a/org.fortiss.af3.exploration.alg/trunk/src/org/fortiss/af3/exploration/alg/contribution/.ratings
+++ /dev/null
@@ -1 +0,0 @@
-Opt4JDseBackend.java 10829afdc8b0cfc58ac2dcfbc9564b6d38f0c5d1 RED