diff --git a/maven-compat/src/main/java/org/apache/maven/project/ModelUtils.java b/maven-compat/src/main/java/org/apache/maven/project/ModelUtils.java
index 92b5eb9df4..1af061d36b 100644
--- a/maven-compat/src/main/java/org/apache/maven/project/ModelUtils.java
+++ b/maven-compat/src/main/java/org/apache/maven/project/ModelUtils.java
@@ -98,7 +98,7 @@ public final class ModelUtils
                 if ( !handleAsInheritance || ( parentInherited == null )
                     || Boolean.valueOf( parentInherited ) )
                 {
-                    Plugin childPlugin = (Plugin) childPlugins.get( parentPlugin.getKey() );
+                    Plugin childPlugin = childPlugins.get( parentPlugin.getKey() );
 
                     if ( ( childPlugin != null ) && !assembledPlugins.contains( childPlugin ) )
                     {
diff --git a/maven-compat/src/test/java/org/apache/maven/project/ModelUtilsTest.java b/maven-compat/src/test/java/org/apache/maven/project/ModelUtilsTest.java
index 9c0cbd18c5..6c3df9a0a8 100644
--- a/maven-compat/src/test/java/org/apache/maven/project/ModelUtilsTest.java
+++ b/maven-compat/src/test/java/org/apache/maven/project/ModelUtilsTest.java
@@ -432,7 +432,7 @@ public class ModelUtilsTest
 
         // this block prevents MNG-1703
         assertEquals( 1, child.getDependencies().size() );
-        Dependency dep2 = (Dependency) child.getDependencies().get( 0 );
+        Dependency dep2 = child.getDependencies().get( 0 );
         assertEquals( dep.getManagementKey(), dep2.getManagementKey() );
     }
 
diff --git a/maven-core/src/main/java/org/apache/maven/project/ProjectSorter.java b/maven-core/src/main/java/org/apache/maven/project/ProjectSorter.java
index eafbc7475a..d0ffa71a2a 100644
--- a/maven-core/src/main/java/org/apache/maven/project/ProjectSorter.java
+++ b/maven-core/src/main/java/org/apache/maven/project/ProjectSorter.java
@@ -104,7 +104,7 @@ public class ProjectSorter
             vertices.put( project.getVersion(), dag.addVertex( projectId ) );
         }
 
-        for ( Vertex projectVertex : (List<Vertex>) dag.getVerticies() )
+        for ( Vertex projectVertex : dag.getVerticies() )
         {
             String projectId = projectVertex.getLabel();
 
diff --git a/maven-embedder/src/main/java/org/apache/maven/cli/MavenCli.java b/maven-embedder/src/main/java/org/apache/maven/cli/MavenCli.java
index 04c02a32f3..37a5884c40 100644
--- a/maven-embedder/src/main/java/org/apache/maven/cli/MavenCli.java
+++ b/maven-embedder/src/main/java/org/apache/maven/cli/MavenCli.java
@@ -464,7 +464,7 @@ public class MavenCli
                 ClassRealm coreRealm = cliRequest.classWorld.getClassRealm( "plexus.core" );
                 if ( coreRealm == null )
                 {
-                    coreRealm = (ClassRealm) cliRequest.classWorld.getRealms().iterator().next();
+                    coreRealm = cliRequest.classWorld.getRealms().iterator().next();
                 }
 
                 ClassRealm extRealm = cliRequest.classWorld.newRealm( "maven.ext", null );