diff --git a/src/main/java/writer2latex/api/MIMETypes.java b/src/main/java/writer2latex/api/MIMETypes.java
index 35d0628..307b5ce 100644
--- a/src/main/java/writer2latex/api/MIMETypes.java
+++ b/src/main/java/writer2latex/api/MIMETypes.java
@@ -58,5 +58,6 @@ public class MIMETypes {
     //public static final String LATEX="application/x-latex";
     //public static final String BIBTEX="application/x-bibtex";
     public static final String TEXT="text";
+    public static final String RDF="rdf";
 	
 }
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