diff --git a/internal/dbtest/mssql-docker/Dockerfile b/internal/dbtest/mssql-docker/Dockerfile
index f46b0f3ef..d3aceecaa 100644
--- a/internal/dbtest/mssql-docker/Dockerfile
+++ b/internal/dbtest/mssql-docker/Dockerfile
@@ -1,6 +1,6 @@
 FROM mcr.microsoft.com/mssql/server:2019-CU29-ubuntu-20.04
 
-RUN openssl req -x509 -nodes -newkey rsa:2048 -subj '/CN=mssql' -addext "subjectAltName = DNS:mssql" -keyout /etc/ssl/private/mssql.key -out /etc/ssl/certs/mssql.pem -days 7
+RUN openssl req -x509 -nodes -newkey rsa:2048 -subj '/CN=mssql' -addext "subjectAltName = DNS:mssql" -keyout /etc/ssl/private/mssql.key -out /etc/ssl/certs/mssql.pem -days 7 --set_serial 01
 RUN chmod 400 /etc/ssl/private/mssql.key
 RUN chmod 400 /etc/ssl/certs/mssql.pem
 RUN mkdir -p /var/opt/mssql