diff --git a/oss-drivers/pyodbc/Dockerfile b/oss-drivers/pyodbc/Dockerfile
index 17046730..f0cf4ba8 100644
--- a/oss-drivers/pyodbc/Dockerfile
+++ b/oss-drivers/pyodbc/Dockerfile
@@ -1,6 +1,6 @@
 # mssql-python-pyodbc
 # Python runtime with pyodbc to connect to SQL Server
-FROM ubuntu:16.04
+FROM ubuntu:xenial-20210114
 
 # apt-get and system utilities
 RUN apt-get update && apt-get install -y \