diff --git a/jobs/Deploy_CHM_UAT_136/config.xml b/jobs/Deploy_CHM_UAT_136/config.xml
index a971dca253c76a846e99de001eb2a3337c104c20..4a78bb16dcbd412d302568ca66afe75c435a28a9 100644
--- a/jobs/Deploy_CHM_UAT_136/config.xml
+++ b/jobs/Deploy_CHM_UAT_136/config.xml
@@ -4,14 +4,6 @@
   <description></description>
   <keepDependencies>false</keepDependencies>
   <properties>
-    <jenkins.model.BuildDiscarderProperty>
-      <strategy class="hudson.tasks.LogRotator">
-        <daysToKeep>-1</daysToKeep>
-        <numToKeep>5</numToKeep>
-        <artifactDaysToKeep>-1</artifactDaysToKeep>
-        <artifactNumToKeep>-1</artifactNumToKeep>
-      </strategy>
-    </jenkins.model.BuildDiscarderProperty>
     <com.dabsquared.gitlabjenkins.connection.GitLabConnectionProperty plugin="gitlab-plugin@1.5.13">
       <gitLabConnection>ylhealth</gitLabConnection>
     </com.dabsquared.gitlabjenkins.connection.GitLabConnectionProperty>
@@ -23,11 +15,19 @@
 master
 release/1.61GA
 hotfix/1.42.3GA</description>
-          <defaultValue>release/1.63GA</defaultValue>
+          <defaultValue>release/1.64GA</defaultValue>
           <trim>false</trim>
         </hudson.plugins.global__variable__string__parameter.GlobalVariableStringParameterDefinition>
       </parameterDefinitions>
     </hudson.model.ParametersDefinitionProperty>
+    <jenkins.model.BuildDiscarderProperty>
+      <strategy class="hudson.tasks.LogRotator">
+        <daysToKeep>-1</daysToKeep>
+        <numToKeep>5</numToKeep>
+        <artifactDaysToKeep>-1</artifactDaysToKeep>
+        <artifactNumToKeep>-1</artifactNumToKeep>
+      </strategy>
+    </jenkins.model.BuildDiscarderProperty>
   </properties>
   <scm class="hudson.plugins.git.GitSCM" plugin="git@3.12.1">
     <configVersion>2</configVersion>
@@ -110,7 +110,7 @@ hotfix/1.42.3GA</description>
         </hudson.plugins.parameterizedtrigger.BuildTriggerConfig>
       </configs>
     </hudson.plugins.parameterizedtrigger.BuildTrigger>
-    <jenkins.plugins.slack.SlackNotifier plugin="slack@2.32">
+    <jenkins.plugins.slack.SlackNotifier plugin="slack@2.34">
       <baseUrl></baseUrl>
       <teamDomain></teamDomain>
       <authToken></authToken>