diff --git a/Dockerfile b/Dockerfile
index 2e97f3c..89f9624 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,4 +4,4 @@
 # Why we need this: https://zendesk.atlassian.net/browse/PCCHISTORY-180
 
 # liquibase
-FROM liquibase/liquibase:4.18.1
+FROM liquibase/liquibase:4.21.1
diff --git a/Dockerfile.DO.NOT.USE.dependabot-updates-for-liquibase b/Dockerfile.DO.NOT.USE.dependabot-updates-for-liquibase
index 2e97f3c..89f9624 100644
--- a/Dockerfile.DO.NOT.USE.dependabot-updates-for-liquibase
+++ b/Dockerfile.DO.NOT.USE.dependabot-updates-for-liquibase
@@ -4,4 +4,4 @@
 # Why we need this: https://zendesk.atlassian.net/browse/PCCHISTORY-180
 
 # liquibase
-FROM liquibase/liquibase:4.18.1
+FROM liquibase/liquibase:4.21.1