diff --git a/Dockerfile b/Dockerfile
index 4b8a230..72358c1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,8 @@ ENV JAVA_OPTS='-Xmx3000m'
 ENV TOMCAT_MAJOR_VERSION=9
 ENV TOMCAT_VERSION=9.0.26
 ENV CATALINA_HOME=c:\\Tomcat
-ENV IDP_VERSION=3.4.5
-ENV TIERVERSION=20190901
+ENV IDP_VERSION=3.4.6
+ENV TIERVERSION=20191001
 
 ###
 ##below are settings for Corretto Java 
@@ -81,7 +81,7 @@ RUN rmdir /S /Q c:\Tomcat\webapps\docs && rmdir /S /Q c:\Tomcat\webapps\manager
 
 ##install Shibb
 RUN powershell (new-object System.Net.WebClient).Downloadfile('https://shibboleth.net/downloads/identity-provider/latest/shibboleth-identity-provider-%IDP_VERSION%-x64.msi', 'C:\shibboleth-identity-provider-%IDP_VERSION%-x64.msi')
-RUN powershell If ((Get-FileHash C:\shibboleth-identity-provider-%IDP_VERSION%-x64.msi -Algorithm SHA1).Hash.ToLower() -eq '711dfbe3a4fddafdee4e8e1db49bac83c587fd4d') { ` \
+RUN powershell If ((Get-FileHash C:\shibboleth-identity-provider-%IDP_VERSION%-x64.msi -Algorithm SHA1).Hash.ToLower() -eq '5fde8b86acfa8fafb92b94a7dcddc5ba5ce24e34') { ` \
 		start-process -filepath c:\windows\system32\msiexec.exe -passthru -wait -argumentlist '/i','C:\shibboleth-identity-provider-%IDP_VERSION%-x64.msi','/qn','INSTALLDIR=c:\opt\shibboleth-idp','NO_FIREWALL_EXCEPTION=true','DNSNAME=shibboleth.example.org','IDP_SCOPE=example.org' ` \
        } Else { throw 'bad hash comparison on IdP download' }
 RUN del C:\shibboleth-identity-provider-%IDP_VERSION%-x64.msi