diff --git a/maven-project/src/main/java/org/apache/maven/project/builder/PomClassicDomainModel.java b/maven-project/src/main/java/org/apache/maven/project/builder/PomClassicDomainModel.java
index 8265c11ed7..4b32ea430c 100644
--- a/maven-project/src/main/java/org/apache/maven/project/builder/PomClassicDomainModel.java
+++ b/maven-project/src/main/java/org/apache/maven/project/builder/PomClassicDomainModel.java
@@ -141,6 +141,11 @@ public final class PomClassicDomainModel
         this.parentFile = parentFile;
     }
     
+    /**
+     * This should only be set for projects that are in the build. Setting for poms in the repo may cause unstable behavior.
+     * 
+     * @param projectDirectory
+     */
     public void setProjectDirectory(File projectDirectory)
     {
         this.projectDirectory = projectDirectory;
@@ -153,7 +158,7 @@ public final class PomClassicDomainModel
 
     public boolean isPomInBuild()
     {
-        return projectDirectory != null && new File(projectDirectory, "pom.xml").isFile();
+        return projectDirectory != null;
     }
 
     /**
diff --git a/maven-project/src/test/java/org/apache/maven/project/builder/PomConstructionTest.java b/maven-project/src/test/java/org/apache/maven/project/builder/PomConstructionTest.java
index 0b1a1e0d92..03a7c4c942 100644
--- a/maven-project/src/test/java/org/apache/maven/project/builder/PomConstructionTest.java
+++ b/maven-project/src/test/java/org/apache/maven/project/builder/PomConstructionTest.java
@@ -410,7 +410,7 @@ public class PomConstructionTest
                       new File( pom.getValue( "properties/siteOut" ).toString() ) );
     }
 
-    /* FIXME: cf. MNG-3944
+    /* FIXME: cf. MNG-3944*/
     public void testInterpolationOfBasedirInPomWithUnusualName()
         throws Exception
     {
@@ -418,7 +418,7 @@ public class PomConstructionTest
         assertEquals( pom.getBasedir(), new File( pom.getValue( "properties/prop0" ).toString() ) );
         assertEquals( pom.getBasedir(), new File( pom.getValue( "properties/prop1" ).toString() ) );
     }
-    //*/
+   
 
     private PomArtifactResolver artifactResolver( String basedir )
     {