diff --git a/src/Spec2-Adapters-Morphic/SpTreeColumn.class.st b/src/Spec2-Adapters-Morphic/SpTreeColumn.class.st
index 2f41b6c9..56a3d305 100644
--- a/src/Spec2-Adapters-Morphic/SpTreeColumn.class.st
+++ b/src/Spec2-Adapters-Morphic/SpTreeColumn.class.st
@@ -20,6 +20,7 @@ SpTreeColumn >> bindKeyCombination: aKMCombination toAction: aBlock [
 SpTreeColumn >> rowMorphFor: aNode [ 
 	| node rowMorph |
 	
+	<ignoreNotImplementedSelectors: #( nodeModel )>
 	node := aNode nodeModel.
 	rowMorph := self rowMorphGetSelector
 		ifNil: [node rowMorphForColumn: self]
diff --git a/src/Spec2-Morphic-Backend-Tests/SpUIThemeDecoratorTest.class.st b/src/Spec2-Morphic-Backend-Tests/SpUIThemeDecoratorTest.class.st
index 62d0ffd0..e1e32804 100644
--- a/src/Spec2-Morphic-Backend-Tests/SpUIThemeDecoratorTest.class.st
+++ b/src/Spec2-Morphic-Backend-Tests/SpUIThemeDecoratorTest.class.st
@@ -19,6 +19,8 @@ SpUIThemeDecoratorTest >> setUp [
 
 { #category : 'tests' }
 SpUIThemeDecoratorTest >> testDoesNotUnderstand [
+
+	<ignoreNotImplementedSelectors: #( fooBlock fooBlock: )>
 	| block |
 	themeDecorator
 		property: #foo returnsValueOf: 42.