diff --git a/Dockerfile b/Dockerfile
index 05f28a091437531ef75013b5115157ad356cc987..f576a8aea5b066bd2496fb30172ed91daac6a178 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/alpine:3.9
+FROM docker.io/alpine:3.10
 
 ENV UID=1337 \
     GID=1337
@@ -11,8 +11,7 @@ RUN apk add --no-cache \
       py3-magic \
       py3-sqlalchemy \
       py3-psycopg2 \
-      # Not yet in stable repos:
-      #py3-ruamel.yaml \
+      py3-ruamel.yaml \
       # Indirect dependencies
       #commonmark
         py3-future \