diff --git a/scenarios/invite_no_refer/0003_test.yml.tt2 b/scenarios/invite_no_refer/0003_test.yml.tt2
index e115d289..af946400 100644
--- a/scenarios/invite_no_refer/0003_test.yml.tt2
+++ b/scenarios/invite_no_refer/0003_test.yml.tt2
@@ -20,7 +20,7 @@ sip_in:
   - 'CSeq: 1 INVITE'
   - 'Max-Forwards: 69'
   - 'Content-Type: application/sdp'
-  - 'Allow: .*REFER.*'
+  - '_:NOT:_Allow: .*REFER.*'
 sip_out:
   - [
       '^SIP/2.0 100 Trying',
diff --git a/scenarios/invite_no_refer/0005_test.yml.tt2 b/scenarios/invite_no_refer/0005_test.yml.tt2
index 73974353..4d5cc004 100644
--- a/scenarios/invite_no_refer/0005_test.yml.tt2
+++ b/scenarios/invite_no_refer/0005_test.yml.tt2
@@ -114,7 +114,7 @@ sip_in:
   - 'Max-Forwards: 69'
   - 'Content-Type: application/sdp'
   - 'Proxy-Authorization: Digest username="testuser1002"'
-  - 'Allow: .*REFER.*'
+  - '_:NOT:_Allow: .*REFER.*'
 sip_out:
   - [
       '^SIP/2.0 100 Trying',
diff --git a/scenarios/invite_no_refer/0008_test.yml.tt2 b/scenarios/invite_no_refer/0008_test.yml.tt2
index 39c0e2b2..5670aae5 100644
--- a/scenarios/invite_no_refer/0008_test.yml.tt2
+++ b/scenarios/invite_no_refer/0008_test.yml.tt2
@@ -13,5 +13,5 @@ sip_out:
       'CSeq: 2 INVITE',
       'From: <sip:testuser1002@',
       'To: <sip:testuser1003@',
-      '_:NOT:_Allow: .*REFER.*',
+      'Allow: .*REFER.*',
     ]