diff --git a/ipojo/manipulator/manipulator/src/main/java/org/apache/felix/ipojo/manipulation/ClassChecker.java b/ipojo/manipulator/manipulator/src/main/java/org/apache/felix/ipojo/manipulation/ClassChecker.java
index c7bdaec..479a026 100644
--- a/ipojo/manipulator/manipulator/src/main/java/org/apache/felix/ipojo/manipulation/ClassChecker.java
+++ b/ipojo/manipulator/manipulator/src/main/java/org/apache/felix/ipojo/manipulation/ClassChecker.java
@@ -98,7 +98,7 @@
     public FieldVisitor visitField(int access, String name, String desc,
             String signature, Object value) {
 
-        if (access == 0 && name.equals(MethodCreator.IM_FIELD)
+        if (name.equals(MethodCreator.IM_FIELD)
                 && desc.equals("Lorg/apache/felix/ipojo/InstanceManager;")) {
             m_isAlreadyManipulated = true;
         } else if (name.startsWith("class$")) { // Does not add class$* field generated by 'x.class'