diff --git a/Tools/DirectIOART/generateARTtests.py b/Tools/DirectIOART/generateARTtests.py
index ef18ee2fb7d3c8d7c8efc0ca61e4c161ec1d2c58..d55aef995ef68783143aa03153584d8528c3b021 100755
--- a/Tools/DirectIOART/generateARTtests.py
+++ b/Tools/DirectIOART/generateARTtests.py
@@ -223,16 +223,16 @@ def writeTFileOpen():
   outstring = """#!/usr/bin/env python\n
 # art-description: DirectIOART TFile::Open
 # art-type: grid
-# art-include master/Athena
-# art-include master/AthSimulation
-# art-include 21.0/Athena
-# art-include 21.0/AthSimulation
-# art-include 21.2/AthAnalysis
-# art-include 21.2/AthDerivation
-# art-include 21.2/AnalysisBase
-# art-include 21.2/AnalysisTop
-# art-include 21.3/Athena
-# art-include 21.9/Athena\n
+# art-include: master/Athena
+# art-include: master/AthSimulation
+# art-include: 21.0/Athena
+# art-include: 21.0/AthSimulation
+# art-include: 21.2/AthAnalysis
+# art-include: 21.2/AthDerivation
+# art-include: 21.2/AnalysisBase
+# art-include: 21.2/AnalysisTop
+# art-include: 21.3/Athena
+# art-include: 21.9/Athena\n
 import ROOT
 import os\n"""
   # loop over turl list
diff --git a/Tools/DirectIOART/test/test_directioart_tfileopen.py b/Tools/DirectIOART/test/test_directioart_tfileopen.py
index c600b22e1ede0947c67ae273765f1291556de2b7..20cca8c8b1c8870d215304e6e9c779e48edbea52 100755
--- a/Tools/DirectIOART/test/test_directioart_tfileopen.py
+++ b/Tools/DirectIOART/test/test_directioart_tfileopen.py
@@ -2,16 +2,16 @@
 
 # art-description: DirectIOART TFile::Open
 # art-type: grid
-# art-include master/Athena
-# art-include master/AthSimulation
-# art-include 21.0/Athena
-# art-include 21.0/AthSimulation
-# art-include 21.2/AthAnalysis
-# art-include 21.2/AthDerivation
-# art-include 21.2/AnalysisBase
-# art-include 21.2/AnalysisTop
-# art-include 21.3/Athena
-# art-include 21.9/Athena
+# art-include: master/Athena
+# art-include: master/AthSimulation
+# art-include: 21.0/Athena
+# art-include: 21.0/AthSimulation
+# art-include: 21.2/AthAnalysis
+# art-include: 21.2/AthDerivation
+# art-include: 21.2/AnalysisBase
+# art-include: 21.2/AnalysisTop
+# art-include: 21.3/Athena
+# art-include: 21.9/Athena
 
 import ROOT
 import os
@@ -38,5 +38,4 @@ outstr = """<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 
 </POOLFILECATALOG>"""
 with open("PoolFileCatalog.xml", "w") as outfile:
-  outfile.write(outstr)
-
+  outfile.write(outstr)
\ No newline at end of file