diff --git a/src/main/java/hudson/plugins/analysis/core/ParserResult.java b/src/main/java/hudson/plugins/analysis/core/ParserResult.java
index b3b50e5e..525eecdf 100644
--- a/src/main/java/hudson/plugins/analysis/core/ParserResult.java
+++ b/src/main/java/hudson/plugins/analysis/core/ParserResult.java
@@ -106,7 +106,6 @@ public ParserResult(final Workspace workspace) {
         }
     }
 
-
     /**
      * Creates a new instance of {@link ParserResult}.
      *
@@ -119,6 +118,17 @@ public ParserResult(final Collection<FileAnnotation> annotations) {
         addAnnotations(annotations);
     }
 
+    /**
+     * Adds the warnings of the specified project to this project.
+     *
+     * @param additionalProject the project to add
+     */
+    public void addProject(final ParserResult additionalProject) {
+        addAnnotations(additionalProject.getAnnotations());
+        addErrors(additionalProject.getErrorMessages());
+        addModules(additionalProject.getModules());
+    }
+
     /**
      * Finds a file with relative filename and replaces the name with the absolute path.
      *