diff --git a/tests/43session.tests b/tests/43session.tests
index 9f991c6b4..dec155f1d 100644
--- a/tests/43session.tests
+++ b/tests/43session.tests
@@ -31,37 +31,37 @@ END
 
 TEST "external MObject references" MObjectRef_test <<END
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-1 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-2 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-1 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-2 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.>.+ use-cnt=4
 out: Asset\(VIDEO:lumi.test-1 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-1 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: MRef-NIL
-out: sizeof\( .+MORef.+session.Clip.+ \) =  (32)|(24)
+out: sizeof\( .+MORef.+session.Clip.+ \) =  (32|24)
 out: Placement<.+Clip.> ............... use-cnt=4
 out: Asset\(VIDEO:lumi.test-2 v1\)
 out: Placement<.+Clip.> ............... use-cnt=4
diff --git a/tests/45controller.tests b/tests/45controller.tests
index a5f0f530f..862e7ae10 100644
--- a/tests/45controller.tests
+++ b/tests/45controller.tests
@@ -37,7 +37,7 @@ END
 
 TEST "build argument accepting function" ArgumentTupleAccept_test <<END
 out: sizeof\( .+control.+TestClass.+ \) =   1
-out: sizeof\( .+control.+TestClass.+lumiera.Time.+ \) =  (12)|(16)
+out: sizeof\( .+control.+TestClass.+lumiera.Time.+ \) =  (12|16)
 out: 00:..:..\.000
 return: 0
 END