diff --git a/python/GafferImageTest/CatalogueTest.py b/python/GafferImageTest/CatalogueTest.py
index b4268bdc18c..ac07e66bcdf 100644
--- a/python/GafferImageTest/CatalogueTest.py
+++ b/python/GafferImageTest/CatalogueTest.py
@@ -1010,7 +1010,10 @@ def testYouOnlySaveOnce( self ) :
 		# close the drivers yet.
 
 		catalogue = GafferImage.Catalogue()
-		catalogue["directory"].setValue( self.temporaryDirectory() )
+		print( "TEMPORARY DIRECTORY IS", self.temporaryDirectory() )
+		print( "CATALOGUE DIRECTORY IS", self.temporaryDirectory() / "catalogue" )
+		catalogue["directory"].setValue( self.temporaryDirectory() / "catalogue" )
+		print( "PLUG VALUE IS", catalogue["directory"].getValue() )
 
 		constant = GafferImage.Constant()
 		constant["format"].setValue( GafferImage.Format( 100, 100 ) )