diff --git a/Dockerfile.template b/Dockerfile.template
index 3e77ec986..e6de2bb4d 100644
--- a/Dockerfile.template
+++ b/Dockerfile.template
@@ -1,4 +1,4 @@
-FROM python:${python_version}-slim as base
+FROM python:${python_version}-alpine as base
 
 LABEL vendor=${vendor}
 LABEL name="${name}"
diff --git a/changelog.d/+docker_optimization.changed.md b/changelog.d/+docker_optimization.changed.md
new file mode 100644
index 000000000..e5dcdabfa
--- /dev/null
+++ b/changelog.d/+docker_optimization.changed.md
@@ -0,0 +1 @@
+Reduce docker image size, from 170MB to 87MB by using alpine and other build optimizations