diff --git a/L2J_DataPack_BETA/dist/game/data/xsd/enchantSkillGroups.xsd b/L2J_DataPack_BETA/dist/game/data/xsd/enchantSkillGroups.xsd
index e333aaf2cd889bf5a10b6d49e73648c5668459f5..a71c187d5ac4781a036ad16e68b3a5bbae76375a 100644
--- a/L2J_DataPack_BETA/dist/game/data/xsd/enchantSkillGroups.xsd
+++ b/L2J_DataPack_BETA/dist/game/data/xsd/enchantSkillGroups.xsd
@@ -1,34 +1,121 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
 	<xs:element name="list">
 		<xs:complexType>
-			<xs:sequence>
-				<xs:element name="group" maxOccurs="unbounded" minOccurs="0">
+			<xs:sequence maxOccurs="1" minOccurs="1">
+				<xs:element name="group" maxOccurs="4" minOccurs="0">
 					<xs:complexType>
-						<xs:sequence>
-							<xs:element name="enchant" maxOccurs="unbounded" minOccurs="0">
+						<xs:sequence maxOccurs="1" minOccurs="1">
+							<xs:element name="enchant" maxOccurs="30" minOccurs="0">
 								<xs:complexType>
 									<xs:simpleContent>
 										<xs:extension base="xs:string">
-											<xs:attribute type="xs:byte" name="level" use="optional" />
-											<xs:attribute type="xs:integer" name="adena" use="optional" />
-											<xs:attribute type="xs:integer" name="exp" use="optional" />
-											<xs:attribute type="xs:integer" name="sp" use="optional" />
-											<xs:attribute type="xs:byte" name="chance76" use="optional" />
-											<xs:attribute type="xs:byte" name="chance77" use="optional" />
-											<xs:attribute type="xs:byte" name="chance78" use="optional" />
-											<xs:attribute type="xs:byte" name="chance79" use="optional" />
-											<xs:attribute type="xs:byte" name="chance80" use="optional" />
-											<xs:attribute type="xs:byte" name="chance81" use="optional" />
-											<xs:attribute type="xs:byte" name="chance82" use="optional" />
-											<xs:attribute type="xs:byte" name="chance83" use="optional" />
-											<xs:attribute type="xs:byte" name="chance84" use="optional" />
-											<xs:attribute type="xs:byte" name="chance85" use="optional" />
+											<xs:attribute name="adena" type="xs:positiveInteger" use="required" />
+											<xs:attribute name="chance76" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance77" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance78" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance79" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance80" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance81" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance82" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance83" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance84" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="chance85" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:nonNegativeInteger">
+														<xs:minInclusive value="0" />
+														<xs:maxInclusive value="100" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="exp" type="xs:nonNegativeInteger" use="required" />
+											<xs:attribute name="level" use="required">
+												<xs:simpleType>
+													<xs:restriction base="xs:positiveInteger">
+														<xs:minInclusive value="1" />
+														<xs:maxInclusive value="30" />
+													</xs:restriction>
+												</xs:simpleType>
+											</xs:attribute>
+											<xs:attribute name="sp" type="xs:positiveInteger" use="required" />
 										</xs:extension>
 									</xs:simpleContent>
 								</xs:complexType>
 							</xs:element>
 						</xs:sequence>
-						<xs:attribute type="xs:byte" name="id" use="optional" />
+						<xs:attribute name="id" use="required">
+							<xs:simpleType>
+								<xs:restriction base="xs:positiveInteger">
+									<xs:enumeration value="1" />
+									<xs:enumeration value="2" />
+									<xs:enumeration value="5" />
+									<xs:enumeration value="6" />
+								</xs:restriction>
+							</xs:simpleType>
+						</xs:attribute>
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>