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 eb440e482e..23d2ba1dcd 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
@@ -310,17 +310,17 @@ public class MavenCli
         if ( cliRequest.debug )
         {
             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_DEBUG );
-            slf4jConfiguration.setRootLoggerLevel( MavenExecutionRequest.LOGGING_LEVEL_DEBUG );
+            slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.DEBUG );
         }
         else if ( cliRequest.quiet )
         {
             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_ERROR );
-            slf4jConfiguration.setRootLoggerLevel( MavenExecutionRequest.LOGGING_LEVEL_ERROR );
+            slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.ERROR );
         }
         else
         {
             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_INFO );
-            slf4jConfiguration.setRootLoggerLevel( MavenExecutionRequest.LOGGING_LEVEL_INFO );
+            slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.INFO );
         }
 
         if ( cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
diff --git a/maven-embedder/src/main/java/org/apache/maven/cli/logging/AbstractSlf4jConfiguration.java b/maven-embedder/src/main/java/org/apache/maven/cli/logging/AbstractSlf4jConfiguration.java
index 2b2ef6d288..4f89a94c5e 100644
--- a/maven-embedder/src/main/java/org/apache/maven/cli/logging/AbstractSlf4jConfiguration.java
+++ b/maven-embedder/src/main/java/org/apache/maven/cli/logging/AbstractSlf4jConfiguration.java
@@ -34,7 +34,7 @@ public class AbstractSlf4jConfiguration
 {
     private final Logger logger = LoggerFactory.getLogger( AbstractSlf4jConfiguration.class );
 
-    public void setRootLoggerLevel( int level )
+    public void setRootLoggerLevel( Level level )
     {
         logger.warn( "setRootLoggerLevel: operation not supported" );
     }
diff --git a/maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfiguration.java b/maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfiguration.java
index e153c96959..1ab596f44d 100644
--- a/maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfiguration.java
+++ b/maven-embedder/src/main/java/org/apache/maven/cli/logging/Slf4jConfiguration.java
@@ -20,8 +20,6 @@ package org.apache.maven.cli.logging;
  */
 
 import java.io.File;
-import org.apache.maven.execution.MavenExecutionRequest;
-import org.codehaus.plexus.logging.Logger;
 
 /**
  * Interface for configuration operations on loggers, which are not available in slf4j, then require per-slf4f-binding
@@ -31,15 +29,14 @@ import org.codehaus.plexus.logging.Logger;
  */
 public interface Slf4jConfiguration
 {
+    public static enum Level { DEBUG, INFO, ERROR }
+
     /**
      * Set root logging level.
      *
-     * @param level the level as defined in Plexus <code>Logger.LEVEL_*</code> and equivalent 
-     * <code>MavenExecutionRequest.LOGGING_LEVEL_*</code> constants.
-     * @see Logger
-     * @see MavenExecutionRequest
+     * @param level the level
      */
-    void setRootLoggerLevel( int level );
+    void setRootLoggerLevel( Level level );
 
     void setLoggerFile( File output );
 }
diff --git a/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Slf4jSimpleConfiguration.java b/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Slf4jSimpleConfiguration.java
index c5d60d8df3..56304c1556 100644
--- a/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Slf4jSimpleConfiguration.java
+++ b/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/Slf4jSimpleConfiguration.java
@@ -23,7 +23,6 @@ import java.io.File;
 
 import org.apache.maven.cli.logging.AbstractSlf4jConfiguration;
 import org.apache.maven.cli.logging.Slf4jConfiguration;
-import org.apache.maven.execution.MavenExecutionRequest;
 import org.codehaus.plexus.component.annotations.Component;
 
 /**
@@ -35,20 +34,20 @@ import org.codehaus.plexus.component.annotations.Component;
 public class Slf4jSimpleConfiguration
     extends AbstractSlf4jConfiguration
 {
-    public void setRootLoggerLevel( int level )
+    public void setRootLoggerLevel( Level level )
     {
         String value = "info";
         switch ( level )
         {
-            case MavenExecutionRequest.LOGGING_LEVEL_DEBUG:
+            case DEBUG:
                 value = "debug";
                 break;
             
-            case MavenExecutionRequest.LOGGING_LEVEL_INFO:
+            case INFO:
                 value = "info";
                 break;
 
-            case MavenExecutionRequest.LOGGING_LEVEL_ERROR:
+            case ERROR:
                 value = "error";
                 break;
         }