diff --git a/ReleaseNotes/release_notes.md b/ReleaseNotes/release_notes.md
index b00db47c..5111f88e 100644
--- a/ReleaseNotes/release_notes.md
+++ b/ReleaseNotes/release_notes.md
@@ -21,7 +21,7 @@
   1. add meaningful `description` argument to all `progress_bar` instance
   1. extend `gof1d` and `gofnd` tests 
   1. Add `RooAddPdf::fixCoefNormalization( vars )` for all appearences of `RooAddPdf`
-  1. Add (fictive) contetx mnager protocol to WorkManager
+  1. Add (fictive) context mnager protocol to WorkManagers 
   
 ## Backward incompatible
 
diff --git a/ostap/stats/tests/test_stats_gof1d.py b/ostap/stats/tests/test_stats_gof1d.py
index a405eb62..5eb9d92e 100644
--- a/ostap/stats/tests/test_stats_gof1d.py
+++ b/ostap/stats/tests/test_stats_gof1d.py
@@ -124,7 +124,7 @@ def run_USTAT  ( pdf , data, result , logger ) :
 
     rows  =  [ ( 't-value'  , 'x[..]', 'p-value [%]' , '#sigma' ) ]
     
-    ustat = USTAT ( nToys = 1000 , histo = 100 , parallel = True )
+    ustat = USTAT ( nToys = 1000 , histo = 100 )
     
     pdf.load_params ( result , silent = True )