diff --git a/api/src/main/resources/UFTP-metering.xsd b/api/src/main/resources/UFTP-metering.xsd
index 3ba52e5..08d234f 100644
--- a/api/src/main/resources/UFTP-metering.xsd
+++ b/api/src/main/resources/UFTP-metering.xsd
@@ -8,7 +8,7 @@
     <!-- -->
     <xs:simpleType name="EANType">
         <xs:restriction base="xs:string">
-            <xs:pattern value="[Ee][0-9]{16}"/>
+            <xs:pattern value="[Ee][0-9]{18}"/>
         </xs:restriction>
     </xs:simpleType>
     <!-- -->