diff --git a/Dockerfile b/Dockerfile
index 866b635..a19c347 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,14 +6,14 @@ FROM microsoft/windowsservercore:latest
 #ENV JAVA_INSTALL_FOLDER=jre1.8.0_171
 ENV JAVA_OPTS='-Xmx3000m'
 ENV TOMCAT_MAJOR_VERSION=9
-ENV TOMCAT_VERSION=9.0.14
+ENV TOMCAT_VERSION=9.0.16
 ENV CATALINA_HOME=c:\\Tomcat
 ENV IDP_VERSION=3.4.3
 ###
 #ENV JAVA_INSTALL_CLI_STRING=INSTALLDIR=c:\\Java\\$JAVA_INSTALL_FOLDER
 #below is for Zulu Java
 ENV JAVA_HOME='c:\zulujava\zulu-8\'
-ENV JAVA_INSTALL_FILENAME=zulu8.33.0.1-jdk8.0.192-win_x64.msi
+ENV JAVA_INSTALL_FILENAME=zulu8.36.0.1-ca-jdk8.0.202-win_x64.msi
 #below is for Oracle Java
 #ENV JAVA_HOME=c:\\Java\\$JAVA_INSTALL_FOLDER
 RUN powershell [Environment]::SetEnvironmentVariable('JAVA_HOME', '%JAVA_HOME%', [System.EnvironmentVariableTarget]::Machine )
@@ -21,7 +21,7 @@ ENV SHIB_INSTALL_FILE=C:\\shibboleth-identity-provider-$IDP_VERSION-x64.msi
 
 ###install Zulu Java
 RUN powershell (new-object System.Net.WebClient).Downloadfile('https://cdn.azul.com/zulu/bin/%JAVA_INSTALL_FILENAME%', 'C:\%JAVA_INSTALL_FILENAME%')
-RUN powershell If ((Get-FileHash C:\%JAVA_INSTALL_FILENAME% -Algorithm MD5).Hash.ToLower() -eq 'e5017fb5b959e935ab8d9e8b46c66fbd')  { ` \
+RUN powershell If ((Get-FileHash C:\%JAVA_INSTALL_FILENAME% -Algorithm MD5).Hash.ToLower() -eq 'cf7825107dd71cd9a6455c2855838966')  { ` \
 		start-process -filepath c:\windows\system32\msiexec.exe -passthru -wait -argumentlist '/i','C:\%JAVA_INSTALL_FILENAME%','APPLICATIONROOTDIRECTORY=c:\zulujava','/qn' ` \
        } Else { throw 'bad hash comparison on Zulu Java download' }
 RUN del C:\%JAVA_INSTALL_FILENAME%
@@ -54,7 +54,7 @@ RUN del C:\%JAVA_INSTALL_FILENAME%
 COPY container_files/config.ini c:\\config.ini
 RUN powershell (new-object System.Net.WebClient).Downloadfile('http://www.apache.org/dist/tomcat/tomcat-%TOMCAT_MAJOR_VERSION%/v%TOMCAT_VERSION%/bin/apache-tomcat-%TOMCAT_VERSION%.exe', 'C:\apache-tomcat-%TOMCAT_VERSION%.exe')
 RUN powershell If ((Get-FileHash C:\apache-tomcat-%TOMCAT_VERSION%.exe -Algorithm SHA512).Hash.ToLower() -eq ` \
- 'f63a744afda1e333b6ef2894d7b60a95a6fa2adeafecfeeb6335297bd10dba7066ede3ca1b4d8738fef3745341c93399de8d7282b76e5840356f9cc0f2b34b38') ` \
+ 'ffa45a8a084725c51b8ccd5bc4d115f1eef0590cdce2d2868b666f5285d7347e2ee400cd22c87d091d326f66d70f88deb9765a886b3dfa0b699c8f119859369f') ` \
  { ` \
         start-process -filepath C:\apache-tomcat-%TOMCAT_VERSION%.exe -passthru -wait -argumentlist '/S','/C=c:\config.ini','/D=c:\Tomcat' ` \
       } Else { throw 'bad hash comparison on Tomcat download' }
diff --git a/Jenkinsfile b/Jenkinsfile
index 4c4745c..33c46a5 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -112,6 +112,6 @@ def imagename() {
 def handleError(String message){
   echo "${message}"
   currentBuild.setResult("FAILED")
-  slackSend color: 'danger', message: "${message}"
+  slackSend color: 'danger', message: "${message} (<${env.BUILD_URL}|Open>)"
   bat exit 1
 }