diff --git a/maven-project/src/main/java/org/apache/maven/realm/DefaultMavenRealmManager.java b/maven-core/src/main/java/org/apache/maven/realm/DefaultMavenRealmManager.java
similarity index 100%
rename from maven-project/src/main/java/org/apache/maven/realm/DefaultMavenRealmManager.java
rename to maven-core/src/main/java/org/apache/maven/realm/DefaultMavenRealmManager.java
diff --git a/maven-project/src/main/java/org/apache/maven/realm/MavenRealmManager.java b/maven-core/src/main/java/org/apache/maven/realm/MavenRealmManager.java
similarity index 100%
rename from maven-project/src/main/java/org/apache/maven/realm/MavenRealmManager.java
rename to maven-core/src/main/java/org/apache/maven/realm/MavenRealmManager.java
diff --git a/maven-project/src/main/java/org/apache/maven/realm/RealmManagementException.java b/maven-core/src/main/java/org/apache/maven/realm/RealmManagementException.java
similarity index 100%
rename from maven-project/src/main/java/org/apache/maven/realm/RealmManagementException.java
rename to maven-core/src/main/java/org/apache/maven/realm/RealmManagementException.java
diff --git a/maven-project/src/main/java/org/apache/maven/realm/RealmScanningUtils.java b/maven-core/src/main/java/org/apache/maven/realm/RealmScanningUtils.java
similarity index 100%
rename from maven-project/src/main/java/org/apache/maven/realm/RealmScanningUtils.java
rename to maven-core/src/main/java/org/apache/maven/realm/RealmScanningUtils.java
diff --git a/maven-project/src/main/java/org/apache/maven/realm/RealmUtils.java b/maven-core/src/main/java/org/apache/maven/realm/RealmUtils.java
similarity index 100%
rename from maven-project/src/main/java/org/apache/maven/realm/RealmUtils.java
rename to maven-core/src/main/java/org/apache/maven/realm/RealmUtils.java
diff --git a/maven-embedder/src/main/java/org/apache/maven/embedder/execution/DefaultMavenExecutionRequestPopulator.java b/maven-embedder/src/main/java/org/apache/maven/embedder/execution/DefaultMavenExecutionRequestPopulator.java
index 9b18f146cf..1bf95f618e 100644
--- a/maven-embedder/src/main/java/org/apache/maven/embedder/execution/DefaultMavenExecutionRequestPopulator.java
+++ b/maven-embedder/src/main/java/org/apache/maven/embedder/execution/DefaultMavenExecutionRequestPopulator.java
@@ -742,8 +742,8 @@ private void profileManager( MavenExecutionRequest request,
         ProfileActivationContext activationContext = request.getProfileActivationContext();
         if ( activationContext == null )
         {
-            activationContext = new DefaultProfileActivationContext( request.getRealmManager(),
-                                                                     request.getProperties(), false );
+            activationContext = new DefaultProfileActivationContext(
+                    request.getProperties(), false );
         }
 
         activationContext.setExplicitlyActiveProfileIds( request.getActiveProfiles() );
diff --git a/maven-project/src/main/java/org/apache/maven/profiles/DefaultProfileManager.java b/maven-project/src/main/java/org/apache/maven/profiles/DefaultProfileManager.java
index fdba1fd95f..c780cec799 100644
--- a/maven-project/src/main/java/org/apache/maven/profiles/DefaultProfileManager.java
+++ b/maven-project/src/main/java/org/apache/maven/profiles/DefaultProfileManager.java
@@ -27,13 +27,9 @@
 import org.apache.maven.profiles.activation.ProfileActivationContext;
 import org.apache.maven.profiles.activation.ProfileActivationException;
 import org.apache.maven.profiles.activation.ProfileActivator;
-import org.apache.maven.realm.DefaultMavenRealmManager;
-import org.apache.maven.realm.MavenRealmManager;
 import org.codehaus.plexus.PlexusContainer;
-import org.codehaus.plexus.classworlds.realm.ClassRealm;
 import org.codehaus.plexus.component.repository.exception.ComponentLifecycleException;
 import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
-import org.codehaus.plexus.logging.Logger;
 
 import java.util.ArrayList;
 import java.util.Iterator;
@@ -81,11 +77,8 @@ public DefaultProfileManager( PlexusContainer container )
 
     private ProfileActivationContext createDefaultActivationContext()
     {
-        // create the necessary bits to get a skeletal profile manager running.
-        Logger logger = container.getLoggerManager().getLoggerForComponent( DefaultProfileManager.class.getName() );
-        MavenRealmManager manager = new DefaultMavenRealmManager( container, logger );
 
-        return new DefaultProfileActivationContext( manager, System.getProperties(), false );
+        return new DefaultProfileActivationContext(System.getProperties(), false );
     }
 
     public ProfileActivationContext getProfileActivationContext()
@@ -190,17 +183,6 @@ public List getActiveProfiles()
     public List getActiveProfiles( Model model )
         throws ProfileActivationException
     {
-        MavenRealmManager realmManager = profileActivationContext.getRealmManager();
-
-        ClassRealm projectRealm = null;
-        ClassRealm oldLookupRealm = null;
-
-        if ( ( model != null ) && ( realmManager != null ) )
-        {
-            projectRealm = realmManager.getProjectRealm( getGroupId( model ), model.getArtifactId(),
-                                                         getVersion( model ) );
-            oldLookupRealm = container.setLookupRealm( projectRealm );
-        }
 
         try
         {
@@ -271,10 +253,6 @@ else if ( isActive( profile, profileActivationContext ) )
         }
         finally
         {
-            if ( projectRealm != null )
-            {
-                container.setLookupRealm( oldLookupRealm );
-            }
         }
     }
 
diff --git a/maven-project/src/main/java/org/apache/maven/profiles/activation/DefaultProfileActivationContext.java b/maven-project/src/main/java/org/apache/maven/profiles/activation/DefaultProfileActivationContext.java
index fd3b9adf5d..b534bef97e 100644
--- a/maven-project/src/main/java/org/apache/maven/profiles/activation/DefaultProfileActivationContext.java
+++ b/maven-project/src/main/java/org/apache/maven/profiles/activation/DefaultProfileActivationContext.java
@@ -19,7 +19,6 @@
  * under the License.
  */
 
-import org.apache.maven.realm.MavenRealmManager;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -38,21 +37,10 @@ public class DefaultProfileActivationContext
 
     List explicitlyInactive;
 
-    private final MavenRealmManager realmManager;
-
     private List activeByDefault;
 
-    public DefaultProfileActivationContext( MavenRealmManager realmManager, Properties executionProperties,
-                                            boolean isCustomActivatorFailureSuppressed )
-    {
-        this.realmManager = realmManager;
-        this.executionProperties = executionProperties;
-        this.isCustomActivatorFailureSuppressed = isCustomActivatorFailureSuppressed;
-    }
-
     public DefaultProfileActivationContext( Properties executionProperties, boolean isCustomActivatorFailureSuppressed )
     {
-        realmManager = null;
         this.executionProperties = executionProperties;
         this.isCustomActivatorFailureSuppressed = isCustomActivatorFailureSuppressed;
     }
@@ -102,11 +90,6 @@ public void setExplicitlyInactiveProfileIds( List inactive )
         explicitlyInactive = inactive;
     }
 
-    public MavenRealmManager getRealmManager()
-    {
-        return realmManager;
-    }
-
     public void setActive( String profileId )
     {
         if ( explicitlyActive == null )
diff --git a/maven-project/src/main/java/org/apache/maven/profiles/activation/ProfileActivationContext.java b/maven-project/src/main/java/org/apache/maven/profiles/activation/ProfileActivationContext.java
index caba207687..fb35313231 100644
--- a/maven-project/src/main/java/org/apache/maven/profiles/activation/ProfileActivationContext.java
+++ b/maven-project/src/main/java/org/apache/maven/profiles/activation/ProfileActivationContext.java
@@ -19,7 +19,6 @@
  * under the License.
  */
 
-import org.apache.maven.realm.MavenRealmManager;
 
 import java.util.List;
 import java.util.Properties;
@@ -31,8 +30,6 @@ public interface ProfileActivationContext
 
     List getExplicitlyInactiveProfileIds();
 
-    MavenRealmManager getRealmManager();
-
     Properties getExecutionProperties();
 
     boolean isCustomActivatorFailureSuppressed();