diff --git a/Dockerfile b/Dockerfile
index d4aa0b5..7d6eda4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,11 +6,11 @@ FROM centos:centos7
 #
 ##tomcat \
 ENV TOMCAT_MAJOR=9 \
-    TOMCAT_VERSION=9.0.71 \
+    TOMCAT_VERSION=9.0.73 \
 ##shib-idp \
     VERSION=4.3.0 \
 ##TIER \
-    TIERVERSION=20230208 \
+    TIERVERSION=20230313 \
 #################### \
 #### OTHER VARS #### \
 #################### \
diff --git a/tests/checktomcatver.sh b/tests/checktomcatver.sh
index 3c1abd0..1ce353e 100755
--- a/tests/checktomcatver.sh
+++ b/tests/checktomcatver.sh
@@ -51,8 +51,7 @@ if [ -z "$(echo $tomcatver | xargs)" ]; then
 fi
 
 #check if that version of tomcat is available in the download area (return is 0 if current, non-zero if not current)
-wget -q --spider https://mirrors.gigenet.com/apache/tomcat/tomcat-9/v${tomcatver}/bin/apache-tomcat-${tomcatver}.tar.gz
-#wget -q --spider http://apache.mirrors.ionfish.org/tomcat/tomcat-9/v${tomcatver}/bin/apache-tomcat-${tomcatver}.tar.gz
+wget -q --spider https://dlcdn.apache.org/tomcat/tomcat-9/v${tomcatver}/bin/apache-tomcat-${tomcatver}.tar.gz
 
 if [  $? == '0' ]; then
   echo "Running Tomcat version (${tomcatver}) is current!"