diff --git a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD1PullProvider.java b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD1PullProvider.java
index a5bd0457..242f8a7e 100644
--- a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD1PullProvider.java
+++ b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD1PullProvider.java
@@ -158,6 +158,7 @@ public class ZUGFeRD1PullProvider extends ZUGFeRD2PullProvider implements IXMLPr
 				// ../Schema/ZUGFeRD1p0.xsd\""
 				+ " xmlns:ram=\"urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:12\""
 				+ " xmlns:udt=\"urn:un:unece:uncefact:data:standard:UnqualifiedDataType:15\">\n"
+				+ "<!-- generated by: mustangproject.org v" + ZUGFeRD1PullProvider.class.getPackage().getImplementationVersion() + "-->\n"
 				+ "	<rsm:SpecifiedExchangedDocumentContext>\n"
 				// + "
 				// <ram:TestIndicator><udt:Indicator>"+testBooleanStr+"</udt:Indicator></ram:TestIndicator>\n"
diff --git a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD2PullProvider.java b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD2PullProvider.java
index f4996ff0..b283d497 100644
--- a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD2PullProvider.java
+++ b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRD2PullProvider.java
@@ -283,6 +283,7 @@ public class ZUGFeRD2PullProvider implements IXMLProvider {
 				+ " xmlns:ram=\"urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100\""
 				+ " xmlns:udt=\"urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100\""
 				+ " xmlns:qdt=\"urn:un:unece:uncefact:data:standard:QualifiedDataType:100\">\n"
+				+ "<!-- generated by: mustangproject.org v" + ZUGFeRD2PullProvider.class.getPackage().getImplementationVersion() + "-->\n"
 				+ "	<rsm:ExchangedDocumentContext>\n"
 				// + "
 				// <ram:TestIndicator><udt:Indicator>"+testBooleanStr+"</udt:Indicator></ram:TestIndicator>\n"