diff --git a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLDebitNoteLine.java b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLDebitNoteLine.java
index eac67db3..9541618d 100644
--- a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLDebitNoteLine.java
+++ b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLDebitNoteLine.java
@@ -38,7 +38,7 @@ public class XMLDebitNoteLine extends XMLSalesDocumentLine {
     private Quantity quantity;
 
     @XmlAccessorType(XmlAccessType.NONE)
-    @XmlType(name = "DebitnOTEDocumentLine.Quantity")
+    @XmlType(name = "DebitNoteDocumentLine.Quantity")
     @Data
     @NoArgsConstructor
     public static class Quantity {
diff --git a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSalesDocument.java b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSalesDocument.java
index 67a998a1..972867d4 100644
--- a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSalesDocument.java
+++ b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSalesDocument.java
@@ -33,6 +33,7 @@
 import java.time.LocalTime;
 import java.util.List;
 
+@XmlType(name = "SalesDocument")
 @XmlAccessorType(XmlAccessType.NONE)
 @Data
 @NoArgsConstructor
diff --git a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSunatDocument.java b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSunatDocument.java
index 4eec3327..5c437281 100644
--- a/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSunatDocument.java
+++ b/core/src/main/java/io/github/project/openubl/xbuilder/content/jaxb/models/XMLSunatDocument.java
@@ -23,9 +23,11 @@
 import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlType;
 import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
 import java.time.LocalDate;
 
+@XmlType(name = "SunatDocument")
 @XmlAccessorType(XmlAccessType.NONE)
 @Data
 @NoArgsConstructor