diff --git a/jobs/Deploy_CHM_UAT_136/config.xml b/jobs/Deploy_CHM_UAT_136/config.xml
index c0856634a34ecf560633aec2f4f5ac0bcd82a510..aed3f664963f458c7d9e6c7f39155bf4df794812 100644
--- a/jobs/Deploy_CHM_UAT_136/config.xml
+++ b/jobs/Deploy_CHM_UAT_136/config.xml
@@ -23,7 +23,7 @@
 master
 release/1.43GA
 hotfix/1.42.3GA</description>
-          <defaultValue>release/1.51GA</defaultValue>
+          <defaultValue>release/1.52GA</defaultValue>
           <trim>false</trim>
         </hudson.plugins.global__variable__string__parameter.GlobalVariableStringParameterDefinition>
       </parameterDefinitions>
@@ -99,7 +99,7 @@ hotfix/1.42.3GA</description>
         </hudson.plugins.parameterizedtrigger.BuildTriggerConfig>
       </configs>
     </hudson.plugins.parameterizedtrigger.BuildTrigger>
-    <jenkins.plugins.slack.SlackNotifier plugin="slack@2.19">
+    <jenkins.plugins.slack.SlackNotifier plugin="slack@2.20">
       <baseUrl></baseUrl>
       <teamDomain></teamDomain>
       <authToken></authToken>