diff --git a/contrib/python3-whitelist b/contrib/python3-whitelist
--- a/contrib/python3-whitelist
+++ b/contrib/python3-whitelist
@@ -159,6 +159,7 @@ test-filebranch.t
 test-filecache.py
 test-filelog.py
 test-fileset-generated.t
+test-fileset.t
 test-fix-topology.t
 test-flags.t
 test-generaldelta.t
diff --git a/tests/test-fileset.t b/tests/test-fileset.t
--- a/tests/test-fileset.t
+++ b/tests/test-fileset.t
@@ -68,7 +68,7 @@ Test operators and basic patterns
   a2
   $ fileset 'a_b'
   $ fileset '"\xy"'
-  hg: parse error: invalid \x escape
+  hg: parse error: invalid \x escape* (glob)
   [255]
 
 Test invalid syntax
@@ -196,7 +196,7 @@ Test files properties
   c1
   b1
   $ fileset 'grep("missingparens(")'
-  hg: parse error: invalid match pattern: unbalanced parenthesis
+  hg: parse error: invalid match pattern: (unbalanced parenthesis|missing \)).* (re)
   [255]
 
 #if execbit