diff --git a/testconfig/oracle/oracledb.dockerfile b/testconfig/oracle/oracledb.dockerfile
index 99630ae5..08e49473 100644
--- a/testconfig/oracle/oracledb.dockerfile
+++ b/testconfig/oracle/oracledb.dockerfile
@@ -1,4 +1,4 @@
-FROM postgres:16.2
+FROM postgres:12.2
 
 RUN mkdir certs
 COPY ./testconfig/oracle/certs/db/db.crt /certs/