diff --git a/include/sax/fastattribs.hxx b/include/sax/fastattribs.hxx
index 71bd4679aca1..29ed1f913e8f 100644
--- a/include/sax/fastattribs.hxx
+++ b/include/sax/fastattribs.hxx
@@ -80,6 +80,7 @@ public:
     void clear();
     void add( sal_Int32 nToken, const sal_Char* pValue, size_t nValueLength = 0 );
     void add( sal_Int32 nToken, const OString& rValue );
+    void addNS( sal_Int32 nNamespaceToken, sal_Int32 nToken, const OString& rValue );
     void addUnknown( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue );
     void addUnknown( const OString& rName, const sal_Char* pValue );
 
diff --git a/sax/source/tools/fastattribs.cxx b/sax/source/tools/fastattribs.cxx
index 03880de70718..e3df6b1aaf04 100644
--- a/sax/source/tools/fastattribs.cxx
+++ b/sax/source/tools/fastattribs.cxx
@@ -97,6 +97,12 @@ void FastAttributeList::add( sal_Int32 nToken, const OString& rValue )
     add( nToken, rValue.getStr(), rValue.getLength() );
 }
 
+void FastAttributeList::addNS( sal_Int32 nNamespaceToken, sal_Int32 nToken, const OString& rValue )
+{
+    sal_Int32 nCombinedToken = (nNamespaceToken << 16) | nToken;
+    add( nCombinedToken, rValue );
+}
+
 void FastAttributeList::addUnknown( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue )
 {
     maUnknownAttributes.push_back( UnknownAttribute( rNamespaceURL, rName, pValue ) );