diff --git a/Dockerfile b/Dockerfile
index 1c1cdb4..10e1632 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,7 +28,7 @@ WORKDIR /home/zulip
 # You can specify these in docker-compose.yml or with
 #   docker build --build-args "ZULIP_GIT_REF=git_branch_name" .
 ARG ZULIP_GIT_URL=https://github.com/zulip/zulip.git
-ARG ZULIP_GIT_REF=4.10
+ARG ZULIP_GIT_REF=4.11
 
 RUN git clone "$ZULIP_GIT_URL" && \
     cd zulip && \
diff --git a/README.md b/README.md
index 9922562..7f00818 100644
--- a/README.md
+++ b/README.md
@@ -6,10 +6,10 @@ This is a container image for running [Zulip](https://zulip.com)
 ([GitHub](https://github.com/zulip/zulip)) in
 [production][prod-overview]. Image available from:
 
-* [**Docker Hub**](https://hub.docker.com/r/zulip/docker-zulip) (`docker pull zulip/docker-zulip:4.10-0`)
+* [**Docker Hub**](https://hub.docker.com/r/zulip/docker-zulip) (`docker pull zulip/docker-zulip:4.11-0`)
 
-Current Zulip version: `4.10`
-Current Docker image version: `4.10-0`
+Current Zulip version: `4.11`
+Current Docker image version: `4.11-0`
 
 Project status: **Alpha**.  While this project works and is
 used by many sites in production, configuring is substantially more
diff --git a/docker-compose.yml b/docker-compose.yml
index 9450238..5939466 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -47,13 +47,13 @@ services:
     volumes:
       - "/opt/docker/zulip/redis:/data:rw"
   zulip:
-    image: "zulip/docker-zulip:4.10-0"
+    image: "zulip/docker-zulip:4.11-0"
     build:
       context: .
       args:
         # Change these if you want to build zulip from a different repo/branch
         ZULIP_GIT_URL: https://github.com/zulip/zulip.git
-        ZULIP_GIT_REF: "4.10"
+        ZULIP_GIT_REF: "4.11"
         # Set this up if you plan to use your own CA certificate bundle for building
         # CUSTOM_CA_CERTIFICATES:
     ports:
diff --git a/kubernetes/zulip-rc.yml b/kubernetes/zulip-rc.yml
index 74ea31b..f61f809 100644
--- a/kubernetes/zulip-rc.yml
+++ b/kubernetes/zulip-rc.yml
@@ -86,7 +86,7 @@ spec:
             - name: postgresql-persistent-storage
               mountPath: /var/lib/postgresql
         - name: zulip
-          image: zulip/docker-zulip:4.10-0
+          image: zulip/docker-zulip:4.11-0
           resources:
             limits:
               cpu: 100m