diff --git a/disabled/invite_xfer_blind_callee/sipp_scenario_responder00.xml b/disabled/invite_xfer_blind_callee/sipp_scenario_responder00.xml
index d9fea086..33945ecc 100644
--- a/disabled/invite_xfer_blind_callee/sipp_scenario_responder00.xml
+++ b/disabled/invite_xfer_blind_callee/sipp_scenario_responder00.xml
@@ -53,7 +53,7 @@
     <action>
       <ereg regexp=".*" search_in="hdr" header="From:" assign_to="1" />
       <ereg regexp=".*" search_in="hdr" header="To:" assign_to="2" />
-      <ereg regexp="Contact: <(.*)>" search_in="msg" assign_to="3,4" />
+      <ereg regexp="Contact: &lt;(.*)&gt;" search_in="msg" assign_to="3,4" />
     </action>
   </recv>
 
diff --git a/scenarios/invite_reinvite_transcoding/sipp_scenario_responder00.xml b/scenarios/invite_reinvite_transcoding/sipp_scenario_responder00.xml
index c1256f0f..dcc36e52 100644
--- a/scenarios/invite_reinvite_transcoding/sipp_scenario_responder00.xml
+++ b/scenarios/invite_reinvite_transcoding/sipp_scenario_responder00.xml
@@ -4,7 +4,7 @@
 
   <recv request="INVITE" crlf="true" rtd="true">
     <action>
-      <ereg regexp="<(.*)>" search_in="hdr" header="Contact:" check_it="true" assign_to="1,2" />
+      <ereg regexp="&lt;(.*)&gt;" search_in="hdr" header="Contact:" check_it="true" assign_to="1,2" />
       <ereg regexp="tag=(.*)" search_in="hdr" header="From:" check_it="true" assign_to="1,3" />
     </action>
   </recv>
diff --git a/scenarios/invite_tcp_udp_reinvite/sipp_scenario_responder00.xml b/scenarios/invite_tcp_udp_reinvite/sipp_scenario_responder00.xml
index ae4c7388..86295842 100644
--- a/scenarios/invite_tcp_udp_reinvite/sipp_scenario_responder00.xml
+++ b/scenarios/invite_tcp_udp_reinvite/sipp_scenario_responder00.xml
@@ -4,7 +4,7 @@
 
   <recv request="INVITE" crlf="true" rtd="true">
     <action>
-      <ereg regexp="<(.*)>" search_in="hdr" header="Contact:" check_it="true" assign_to="1,2" />
+      <ereg regexp="&lt;(.*)&gt;" search_in="hdr" header="Contact:" check_it="true" assign_to="1,2" />
       <ereg regexp="tag=(.*)" search_in="hdr" header="From:" check_it="true" assign_to="1,3" />
     </action>
   </recv>
diff --git a/scenarios_pbx/incoming_shared_line/sipp_scenario_responder00.xml b/scenarios_pbx/incoming_shared_line/sipp_scenario_responder00.xml
index 777fe31e..40cc660a 100644
--- a/scenarios_pbx/incoming_shared_line/sipp_scenario_responder00.xml
+++ b/scenarios_pbx/incoming_shared_line/sipp_scenario_responder00.xml
@@ -87,7 +87,7 @@
   <label id="1" />
   <recv request="NOTIFY">
     <action>
-      <ereg regexp=" <sip:spce\.test>;appearance-index=\*;appearance-state=idle$"
+      <ereg regexp=" &lt;sip:spce\.test&gt;;appearance-index=\*;appearance-state=idle$"
         search_in="hdr"
         header="Call-Info:"
         assign_to="9"/>
diff --git a/scenarios_pbx/incoming_shared_line/sipp_scenario_responder01.xml b/scenarios_pbx/incoming_shared_line/sipp_scenario_responder01.xml
index 32dcfd8d..c8b24b99 100644
--- a/scenarios_pbx/incoming_shared_line/sipp_scenario_responder01.xml
+++ b/scenarios_pbx/incoming_shared_line/sipp_scenario_responder01.xml
@@ -88,7 +88,7 @@
   <label id="1" />
   <recv request="NOTIFY">
     <action>
-      <ereg regexp=" <sip:spce\.test>;appearance-index=\*;appearance-state=idle$"
+      <ereg regexp=" &lt;sip:spce\.test&gt;;appearance-index=\*;appearance-state=idle$"
         search_in="hdr"
         header="Call-Info:"
         assign_to="9"/>
diff --git a/scenarios_pbx/invite_shared_line/sipp_scenario_responder00.xml b/scenarios_pbx/invite_shared_line/sipp_scenario_responder00.xml
index 145c5ce1..4f1e932e 100644
--- a/scenarios_pbx/invite_shared_line/sipp_scenario_responder00.xml
+++ b/scenarios_pbx/invite_shared_line/sipp_scenario_responder00.xml
@@ -87,7 +87,7 @@
   <label id="1" />
   <recv request="NOTIFY">
     <action>
-      <ereg regexp=" <sip:spce\.test>;appearance-index=\*;appearance-state=idle$"
+      <ereg regexp=" &lt;sip:spce\.test&gt;;appearance-index=\*;appearance-state=idle$"
         search_in="hdr"
         header="Call-Info:"
         assign_to="9"/>