diff --git a/repository/Grafoscopio-Utils/LePage.extension.st b/repository/Grafoscopio-Utils/LePage.extension.st
index 66f7f32..a4d60d4 100644
--- a/repository/Grafoscopio-Utils/LePage.extension.st
+++ b/repository/Grafoscopio-Utils/LePage.extension.st
@@ -121,5 +121,7 @@ LePage >> preorderTraversal [
 
 { #category : #'*Grafoscopio-Utils-Core' }
 LePage >> removeSnippetsMetadata [
-	self preorderTraversal do: [ :snippet | snippet options removeKey: 'metadata' ]
+	self preorderTraversal do: [ :snippet | 
+		(snippet options isNotNil and: [ snippet options includesKey: 'metadata' ]) 
+			ifTrue: [ snippet options removeKey: 'metadata' ] ]
 ]