diff --git a/src/BaselineOfPillar/BaselineOfPillar.class.st b/src/BaselineOfPillar/BaselineOfPillar.class.st
index e64150bc..88f4848d 100644
--- a/src/BaselineOfPillar/BaselineOfPillar.class.st
+++ b/src/BaselineOfPillar/BaselineOfPillar.class.st
@@ -130,7 +130,7 @@ BaselineOfPillar >> customProjectAttributes [
 { #category : 'dependencies' }
 BaselineOfPillar >> microdown: spec [
 
-	spec baseline: 'Microdown' with: [ spec repository: 'github://pillar-markup/Microdown:dev/src' ]
+	spec baseline: 'Microdown' with: [ spec repository: 'github://pillar-markup/Microdown:v2.5.5/src' ]
 ]
 
 { #category : 'dependencies' }