diff --git a/spark/Dockerfile b/spark/Dockerfile
index 1dcea14..95c9df5 100644
--- a/spark/Dockerfile
+++ b/spark/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.6-alpine3.9
+FROM python:3.6-alpine
 
 ENV SPARK_VERSION="2.4.3" \
     HADOOP_VERSION="2.7" \