diff --git a/Dockerfile b/Dockerfile
index af374b1..3fa823a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,11 +6,11 @@ FROM centos:centos7
 #
 ##tomcat \
 ENV TOMCAT_MAJOR=9 \
-    TOMCAT_VERSION=9.0.80 \
+    TOMCAT_VERSION=9.0.81 \
 ##shib-idp \
     VERSION=4.3.1 \
 ##TIER \
-    TIERVERSION=20230914 \
+    TIERVERSION=20231012 \
 #################### \
 #### OTHER VARS #### \
 #################### \
diff --git a/test-compose/idp/Dockerfile b/test-compose/idp/Dockerfile
index fe4f979..60d98e4 100644
--- a/test-compose/idp/Dockerfile
+++ b/test-compose/idp/Dockerfile
@@ -1,4 +1,4 @@
-FROM i2incommon/shib-idp:latest
+FROM i2incommon/shib-idp:latest4
 
 # The build args below can be used at build-time to tell the build process where to find your config files.  This is for a completely burned-in config.
 ARG TOMCFG=config/tomcat