diff --git a/xslt/manualcsv2xml.xslt b/xslt/manualcsv2xml.xslt
index a0a73273f..e5f60c3b9 100644
--- a/xslt/manualcsv2xml.xslt
+++ b/xslt/manualcsv2xml.xslt
@@ -282,7 +282,7 @@
                   <xsl:value-of select="$size"/>
                 </xsl:when>
                 <xsl:otherwise>
-                  <xsl:value-of select="format-number((translate($size, translate($size, '0123456789', ''), '') * 14.7 div 3000) div 0.035315, '#.#')"/>
+                  <xsl:value-of select="format-number((translate($size, translate($size, '0123456789.,', ''), '') * 14.7 div 3000) div 0.035315, '#.#')"/>
                 </xsl:otherwise>
               </xsl:choose>
             </xsl:attribute>