diff --git a/tutorials/CMakeLists.txt b/tutorials/CMakeLists.txt
index 9d0b23f214f7c..7602af4c7f7c1 100644
--- a/tutorials/CMakeLists.txt
+++ b/tutorials/CMakeLists.txt
@@ -216,6 +216,7 @@ if(NOT xrootd)
                   roofit/roofit/rf618_mixture_models.py # depends on df106_HiggsToFourLeptons.py
                   visualisation/rcanvas/df104.py
                   visualisation/rcanvas/df105.py
+                  io/tree/imt_parTreeProcessing.C
                   )
 endif()
 
@@ -281,8 +282,6 @@ endif()
 if(MSVC)
   #---Multiproc is not supported on Windows
   set(imt_veto ${imt_veto} analysis/parallel/mp*.C io/tree/mp*.C legacy/multicore/mp*.C  multicore/mp*.C ./analysis/parallel/mtbb_parallelHistoFill.C)
-  #---XRootD is not supported on Windows
-  set(imt_veto ${imt_veto} io/tree/imt_parTreeProcessing.C)
 endif()
 
 if(ROOT_CLASSIC_BUILD)
@@ -879,6 +878,7 @@ if(ROOT_pyroot_FOUND)
                                 tutorial-legacy-g3d-na49view-py
                                 tutorial-hist-hist015_TH1_read_and_draw-py
                                 tutorial-io-tree-ntuple1-py)
+  set(hist-hist015_TH1_read_and_draw_uhi-depends tutorial-hsimple-py)
   set(math-fit-fit1-depends tutorial-hist-hist001_TH1_fillrandom-py)
   set(legacy-g3d-na49view-depends tutorial-legacy-g3d-geometry-py)
   set(roofit-roofit-rf503_wspaceread-depends tutorial-roofit-roofit-rf502_wspacewrite-py)
@@ -897,6 +897,9 @@ if(ROOT_pyroot_FOUND)
   # To add a new requirement, add a glob expression that's named requires_<packageName>,
   # and add it to the list "fixtureLists" below.
   file(GLOB requires_numpy   RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
+      hsimple.py
+      io/tree/ntuple1.py # indirect dependency from hsimple.py
+      hist/hist015_TH1_read_and_draw.py # indirect dependency from hsimple.py
       analysis/dataframe/df017_vecOpsHEP.py
       analysis/dataframe/df026_AsNumpyArrays.py
       analysis/dataframe/df032_RDFFromNumpy.py
diff --git a/tutorials/hist/hist015_TH1_read_and_draw.py b/tutorials/hist/hist015_TH1_read_and_draw.py
index da54c4ce929e0..5dffaae1526da 100644
--- a/tutorials/hist/hist015_TH1_read_and_draw.py
+++ b/tutorials/hist/hist015_TH1_read_and_draw.py
@@ -22,14 +22,10 @@
 pad2.Draw()
 pad3.Draw()
 #
-# We connect the ROOT file generated in a previous tutorial
+# We connect the ROOT file generated in the hsimple.py tutorial
 #
-File = "py-hsimple.root"
-if (ROOT.gSystem.AccessPathName(File)) :
-    ROOT.Info("hist015_TH1_read_and_draw.py", File+" does not exist")
-    exit()
 
-example = TFile(File)
+example = TFile("py-hsimple.root")
 example.ls()
 
 # Draw a global picture title
@@ -86,4 +82,4 @@
 c1.Update()
 
 if (example.IsOpen()):
-    example.Close()
\ No newline at end of file
+    example.Close()
diff --git a/tutorials/hist/hist015_TH1_read_and_draw_uhi.py b/tutorials/hist/hist015_TH1_read_and_draw_uhi.py
index f4562cc4ec381..16d9970af40af 100644
--- a/tutorials/hist/hist015_TH1_read_and_draw_uhi.py
+++ b/tutorials/hist/hist015_TH1_read_and_draw_uhi.py
@@ -19,13 +19,9 @@
 mpl_fig = plt.figure(figsize=(14, 12))
 gs = mpl_fig.add_gridspec(3, 2, height_ratios=[1.5, 1.5, 1.5])
 
-# We connect the ROOT file generated in a previous tutorial
-File = "py-hsimple.root"
-if ROOT.gSystem.AccessPathName(File):
-    ROOT.Info("hist015_TH1_read_and_draw.py", File + " does not exist")
-    exit()
+# We connect the ROOT file generated in the hsimple.py tutorial
 
-example = TFile(File)
+example = TFile("py-hsimple.root")
 example.ls()
 
 # Draw histogram hpx in first pad.