diff --git a/apache-rat-core/src/main/java/org/apache/rat/annotation/AbstractLicenseAppender.java b/apache-rat-core/src/main/java/org/apache/rat/annotation/AbstractLicenseAppender.java
index 4e883ec..2e89659 100644
--- a/apache-rat-core/src/main/java/org/apache/rat/annotation/AbstractLicenseAppender.java
+++ b/apache-rat-core/src/main/java/org/apache/rat/annotation/AbstractLicenseAppender.java
@@ -184,6 +184,7 @@
         EXT2TYPE.put("vsdisco", Integer.valueOf(TYPE_XML));
         EXT2TYPE.put("webinfo", Integer.valueOf(TYPE_XML));
         EXT2TYPE.put("xml", Integer.valueOf(TYPE_XML));
+        EXT2TYPE.put("xproj", Integer.valueOf(TYPE_XML));
         EXT2TYPE.put("xsl", Integer.valueOf(TYPE_XML));
     }
 
@@ -621,4 +622,4 @@
         return true;
     }
 
-}
\ No newline at end of file
+}
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index cf456bc..9e8a364 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -55,6 +55,9 @@
 
   <body>
     <release version="0.13" date="2016-xx-xx" description="Current SNAPSHOT - to be done">
+      <action issue="RAT-233" type="add" due-to="Stefan Bodewig" dev="pottlinger">
+	Recognize XML-based .Net Core xproj files.
+      </action>
       <action issue="RAT-226" type="add" dev="pottlinger">
         Update to latest available and compatible Apache ANT 1.9.9.
       </action>