diff --git a/repository/BaselineOfOPXMI/BaselineOfOPXMI.class.st b/repository/BaselineOfOPXMI/BaselineOfOPXMI.class.st
index 40cf249..fb6b889 100644
--- a/repository/BaselineOfOPXMI/BaselineOfOPXMI.class.st
+++ b/repository/BaselineOfOPXMI/BaselineOfOPXMI.class.st
@@ -9,27 +9,19 @@ Class {
 
 { #category : #baselines }
 BaselineOfOPXMI >> baseline: spec [
+
 	<baseline>
-	spec
-		for: #common
-		do: [ spec
-				baseline: 'XMLParser'
-				with: [ spec
-						repository: 'github://pharo-contributions/XML-XMLParser:3.5.x/src';
-						loads: #(Core) ].
-			spec
-				baseline: 'XMLWriter'
-				with: [ spec
-						repository: 'github://pharo-contributions/XML-XMLWriter:2.9.x/src';
-						loads: #(Core) ].
-			spec
-				baseline: 'XMLDOMVisitor'
-				with: [ spec repository: 'github://OpenPonk/xml-dom-visitor/repository' ].
-			spec
-				package: 'OP-XMI'
-				with: [ spec requires: #('XMLParser' 'XMLWriter' 'XMLDOMVisitor') ].
-			spec
-				package: 'OP-XMI-GTExtensions'
-				with: [ spec requires: #('OP-XMI') ].
-			spec group: 'default' with: #('OP-XMI' 'OP-XMI-GTExtensions') ]
+	spec for: #common do: [
+		spec
+			baseline: 'XMLDOMVisitor'
+			with: [
+			spec repository: 'github://OpenPonk/xml-dom-visitor/repository' ].
+		spec
+			package: 'OP-XMI'
+			with: [
+			spec requires: #( 'XMLParser' 'XMLWriter' 'XMLDOMVisitor' ) ].
+		spec
+			package: 'OP-XMI-GTExtensions'
+			with: [ spec requires: #( 'OP-XMI' ) ].
+		spec group: 'default' with: #( 'OP-XMI' 'OP-XMI-GTExtensions' ) ]
 ]