diff --git a/Dockerfile b/Dockerfile
index fa4b5fe..8cf86f8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,9 +8,9 @@ FROM centos:centos7
 ENV TOMCAT_MAJOR=9 \
     TOMCAT_VERSION=9.0.62 \
 ##shib-idp \
-    VERSION=4.2.0 \
+    VERSION=4.2.1 \
 ##TIER \
-    TIERVERSION=20220415 \
+    TIERVERSION=20220418 \
 #################### \
 #### OTHER VARS #### \
 #################### \
diff --git a/container_files/idp/idp.installer.properties b/container_files/idp/idp.installer.properties
index d3082a8..5b45554 100644
--- a/container_files/idp/idp.installer.properties
+++ b/container_files/idp/idp.installer.properties
@@ -1,4 +1,4 @@
-idp.src.dir=/tmp/shibboleth/shibboleth-identity-provider-4.2.0
+idp.src.dir=/tmp/shibboleth/shibboleth-identity-provider-4.2.1
 idp.target.dir=/opt/shibboleth-idp
 idp.host.name=idp.example.org
 idp.sealer.password=changeit