diff --git a/resources/xslt/edition/download.xsl b/resources/xslt/edition/download.xsl
index 0a1c3245291106ad4b2045165bf8fb2dc0d518cc..e2a0af9d21ae985655f7d6a9833932cd062ce496 100644
--- a/resources/xslt/edition/download.xsl
+++ b/resources/xslt/edition/download.xsl
@@ -10,6 +10,15 @@
     </xsl:copy>
   </xsl:template>
 
+  <xsl:template match="tei:TEI">
+    <xsl:copy>
+      <xsl:attribute name="xsi:schemaLocation" namespace="http://www.w3.org/2001/XMLSchema-instance">
+        <xsl:text>http://www.tei-c.org/ns/1.0 http://www.tei-c.org/Vault/P5/3.2.0/xml/tei/custom/schema/xsd/tei_all.xsd</xsl:text>
+      </xsl:attribute>
+      <xsl:apply-templates select="node() | @*"/>
+    </xsl:copy>
+  </xsl:template>
+
   <xsl:template match="@type[parent::tei:TEI]"/>
 
   <xsl:template match="@xml:base"/>