diff --git a/Dockerfile b/Dockerfile
index 17f582b..a3d50e0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
-FROM alpine:3.12 AS builder
+FROM alpine:3.14 AS builder
 
-ENV VERSION=1.4.9
-ENV SHA256_SUM=9fac7463a1365ac30c097dc03c3e22d17a73920fa728069c122e60b9d4c8ecb2
+ENV VERSION=1.4.11
+ENV SHA256_SUM=ac7319070c305fc2c88c7723605562d8607030732beee931cdb4091cf05e69b7
 RUN wget https://github.com/roundcube/roundcubemail/releases/download/$VERSION/roundcubemail-$VERSION-complete.tar.gz
 RUN echo "$SHA256_SUM  roundcubemail-$VERSION-complete.tar.gz" | sha256sum -c - || exit 1
 RUN mkdir -p /var/lib/roundcube
@@ -52,8 +52,6 @@ WORKDIR /
 
 RUN chown -R nginx:nginx /var/lib/roundcube
 
-RUN mkdir /run/nginx
-
 ADD /rootfs /
 
 EXPOSE 80