diff --git a/xml/xslt/info2contract.xsl b/xml/xslt/info2contract.xsl
index 02bdac3..95e8e65 100644
--- a/xml/xslt/info2contract.xsl
+++ b/xml/xslt/info2contract.xsl
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
-    xmlns:xs="http://www.w3.org/2001/XMLSchema" exclude-result-prefixes="xs" version="2.0">
+    xmlns:xs="http://www.w3.org/2001/XMLSchema" exclude-result-prefixes="xs xlink fo" version="2.0">
 
     <xsl:import href="localisation.xslt"/>
     <xsl:import href="snippets.xslt"/>
diff --git a/xml/xslt/ir2offerte.xsl b/xml/xslt/ir2offerte.xsl
index 2f14fa1..cd22a76 100644
--- a/xml/xslt/ir2offerte.xsl
+++ b/xml/xslt/ir2offerte.xsl
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs" version="2.0">
+    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs xlink fo" version="2.0">
 
 
     <xsl:import href="localisation.xslt"/>
diff --git a/xml/xslt/off2inv.xsl b/xml/xslt/off2inv.xsl
index 42e465c..2034c36 100644
--- a/xml/xslt/off2inv.xsl
+++ b/xml/xslt/off2inv.xsl
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs" version="2.0">
+    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs xlink fo" version="2.0">
 
     <xsl:include href="localisation.xslt"/>
 
diff --git a/xml/xslt/off2rep.xsl b/xml/xslt/off2rep.xsl
index 76413c1..7529f35 100644
--- a/xml/xslt/off2rep.xsl
+++ b/xml/xslt/off2rep.xsl
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs" version="2.0">
+    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs xlink fo" version="2.0">
 
     <xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
 
diff --git a/xml/xslt/qs2offerte.xsl b/xml/xslt/qs2offerte.xsl
index b8c8258..761a4f0 100644
--- a/xml/xslt/qs2offerte.xsl
+++ b/xml/xslt/qs2offerte.xsl
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs" version="2.0">
+    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs xlink fo" version="2.0">
 
 
     <xsl:import href="localisation.xslt"/>
diff --git a/xml/xslt/rep2off.xsl b/xml/xslt/rep2off.xsl
index cd8a533..14b5253 100644
--- a/xml/xslt/rep2off.xsl
+++ b/xml/xslt/rep2off.xsl
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
     xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs" version="2.0">
+    xmlns:fo="http://www.w3.org/1999/XSL/Format" exclude-result-prefixes="xs xlink fo" version="2.0">
 
 
     <xsl:import href="localisation.xslt"/>