diff --git a/rules/sch/PEPPOL-EN16931-UBL.sch b/rules/sch/PEPPOL-EN16931-UBL.sch
index 98c3d96e..5834b279 100644
--- a/rules/sch/PEPPOL-EN16931-UBL.sch
+++ b/rules/sch/PEPPOL-EN16931-UBL.sch
@@ -510,7 +510,7 @@ Last update: 2023 May release 3.0.15.
   <!-- Sender Rules -->
   <pattern>
     <let name="dateRegExp" value="'^(0?[1-9]|[12][0-9]|3[01])[-\\/ ]?(0?[1-9]|1[0-2])[-\\/ ]?(19|20)[0-9]{2}'"/>
-    <let name="greekDocumentType" value="tokenize('1.1 1.2 1.3 1.4 1.5 1.6 2.1 2.2 2.3 2.4 3.1 3.2 4 5.1 5.2 6.1 6.2 7.1 8.1 8.2 11.1 11.2 11.3 11.4 11.5','\s')"/>
+    <let name="greekDocumentType" value="tokenize('1.1 1.6 2.1 2.4 5.1 5.2 ','\s')"/>
     <let name="tokenizedUblIssueDate" value="tokenize(/*/cbc:IssueDate,'-')"/>
     <!-- Invoice ID -->
     <rule context="/ubl-invoice:Invoice/cbc:ID[$isGreekSender] | /ubl-creditnote:CreditNote/cbc:ID[$isGreekSender]">
diff --git a/rules/unit-UBL-GR/GR_Validation_GRR001.xml b/rules/unit-UBL-GR/GR_Validation_GRR001.xml
index 9456fcbd..30c200ee 100644
--- a/rules/unit-UBL-GR/GR_Validation_GRR001.xml
+++ b/rules/unit-UBL-GR/GR_Validation_GRR001.xml
@@ -362,7 +362,7 @@
             xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2"
             xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
             xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2">
-            <cbc:ID>061828591|11/11/2010|0|11.1||</cbc:ID>
+            <cbc:ID>061828591|11/11/2010|0|1.1||</cbc:ID>
             <cbc:IssueDate>2010-11-11</cbc:IssueDate>
             <cac:AccountingSupplierParty>
                 <cac:Party>