diff --git a/Dockerfile b/Dockerfile
index 90f00ad..9ddcf19 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.fedoraproject.org/f32/s2i-core:latest
+FROM registry.fedoraproject.org/f33/s2i-core:latest
 
 # PostgreSQL image for OpenShift.
 # Volumes:
@@ -15,7 +15,7 @@ ENV NAME=postgresql \
     ARCH=x86_64 \
     \
     POSTGRESQL_VERSION=12 \
-    POSTGRESQL_PREV_VERSION=10 \
+    POSTGRESQL_PREV_VERSION=11 \
     HOME=/var/lib/pgsql \
     PGUSER=postgres \
     APP_DATA=/opt/app-root