diff --git a/main/plugins/org.talend.core.runtime/src/main/java/org/talend/commons/utils/generation/JavaUtils.java b/main/plugins/org.talend.core.runtime/src/main/java/org/talend/commons/utils/generation/JavaUtils.java
index 4e3dbdbe94..9acc91a5de 100644
--- a/main/plugins/org.talend.core.runtime/src/main/java/org/talend/commons/utils/generation/JavaUtils.java
+++ b/main/plugins/org.talend.core.runtime/src/main/java/org/talend/commons/utils/generation/JavaUtils.java
@@ -78,7 +78,7 @@ public final class JavaUtils {
     public static final String JAVA_SQLPATTERNS_DIRECTORY = "sqltemplates"; //$NON-NLS-1$
 
     /** Java Routines Directory. */
-    public static final String JAVA_SYSTEM_ROUTINES_DIRECTORY = "system"; //$NON-NLS-1$
+    public static final String JAVA_SYSTEM_DIRECTORY = "system"; //$NON-NLS-1$
 
     /** Java Routines api Directory. */
     public static final String JAVA_SYSTEM_ROUTINES_API_DIRECTORY = "api"; //$NON-NLS-1$
diff --git a/main/plugins/org.talend.core.runtime/src/main/java/org/talend/designer/codegen/ICodeGeneratorService.java b/main/plugins/org.talend.core.runtime/src/main/java/org/talend/designer/codegen/ICodeGeneratorService.java
index b6ff6c877a..68840cb852 100644
--- a/main/plugins/org.talend.core.runtime/src/main/java/org/talend/designer/codegen/ICodeGeneratorService.java
+++ b/main/plugins/org.talend.core.runtime/src/main/java/org/talend/designer/codegen/ICodeGeneratorService.java
@@ -63,7 +63,9 @@ public interface ICodeGeneratorService extends IService {
      * yzhang Comment method "creatPerlRoutineSynchronizer".
      * 
      * @return
+     * @deprecated no perl yet.
      */
+    @Deprecated
     public ITalendSynchronizer createPerlRoutineSynchronizer();
 
     /**
diff --git a/main/plugins/org.talend.designer.maven/src/main/java/org/talend/designer/maven/utils/TalendJavaSourceProjectUtil.java b/main/plugins/org.talend.designer.maven/src/main/java/org/talend/designer/maven/utils/TalendJavaSourceProjectUtil.java
index 46d9a92fef..1fd5878009 100644
--- a/main/plugins/org.talend.designer.maven/src/main/java/org/talend/designer/maven/utils/TalendJavaSourceProjectUtil.java
+++ b/main/plugins/org.talend.designer.maven/src/main/java/org/talend/designer/maven/utils/TalendJavaSourceProjectUtil.java
@@ -80,9 +80,13 @@ public final class TalendJavaSourceProjectUtil {
             protected Model getModel() {
                 Model model = super.getModel();
                 Properties p = new Properties();
-                // TODO, need change the default compiler version(1.5)? or try maven-compiler-plugin?
-                p.put("maven.compiler.source", "1.6");
-                p.put("maven.compiler.target", "1.6");
+                /**
+                 * TODO, need change the default compiler version(1.5)? or try maven-compiler-plugin?
+                 * 
+                 * same version as jet compile, @see TalendJetEmitter.getBatchCompilerCmd
+                 */
+                p.put("maven.compiler.source", JavaCore.VERSION_1_6);
+                p.put("maven.compiler.target", JavaCore.VERSION_1_6);
                 model.setProperties(p);
 
                 return model;