diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 44f49f3d..ea07f365 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -12,7 +12,7 @@ docker run --name sl -it --rm \
     -e RESET_DB=true \
     -e CONFIG=/code/example.env \
     -p 7777:7777 \
-    simplelogin/app:3.3.0 python server.py
+    simplelogin/app:3.4.0 python server.py
 ```
 
 Then open http://localhost:7777, you should be able to login with `john@wick.com/password` account.
diff --git a/README.md b/README.md
index af0c9113..b8920535 100644
--- a/README.md
+++ b/README.md
@@ -427,7 +427,7 @@ sudo docker run --rm \
     -v $(pwd)/dkim.pub.key:/dkim.pub.key \
     -v $(pwd)/simplelogin.env:/code/.env \
     --network="sl-network" \
-    simplelogin/app:3.3.0 flask db upgrade
+    simplelogin/app:3.4.0 flask db upgrade
 ```
 
 This command could take a while to download the `simplelogin/app` docker image.
@@ -442,7 +442,7 @@ sudo docker run --rm \
     -v $(pwd)/dkim.key:/dkim.key \
     -v $(pwd)/dkim.pub.key:/dkim.pub.key \
     --network="sl-network" \
-    simplelogin/app:3.3.0 python init_app.py
+    simplelogin/app:3.4.0 python init_app.py
 ```
 
 Now, it's time to run the `webapp` container!
@@ -458,7 +458,7 @@ sudo docker run -d \
     -p 7777:7777 \
     --restart always \
     --network="sl-network" \
-    simplelogin/app:3.3.0
+    simplelogin/app:3.4.0
 ```
 
 Next run the `email handler`
@@ -474,7 +474,7 @@ sudo docker run -d \
     -p 20381:20381 \
     --restart always \
     --network="sl-network" \
-    simplelogin/app:3.3.0 python email_handler.py
+    simplelogin/app:3.4.0 python email_handler.py
 ```
 
 ### Nginx
diff --git a/docs/upgrade.md b/docs/upgrade.md
index 49554778..2f6547b3 100644
--- a/docs/upgrade.md
+++ b/docs/upgrade.md
@@ -7,7 +7,7 @@ Sometimes upgrading to a major version might require running a manual migration.
 If you are running versions prior to 3x, please:
 
 1. first upgrade to 2.1.2 then
-2. upgrade to the latest version which is 3.3.0
+2. upgrade to the latest version which is 3.4.0
 
 <details>
 <summary>After upgrade to 3x from 2x</summary>
@@ -119,11 +119,11 @@ for user in User.query.all():
 </p>
 </details>
 
-## Upgrade to the latest version 3.3.0
+## Upgrade to the latest version 3.4.0
 
 ```bash
 # Pull the latest version
-sudo docker pull simplelogin/app:3.3.0
+sudo docker pull simplelogin/app:3.4.0
 
 # Stop SimpleLogin containers
 sudo docker stop sl-email sl-migration sl-app
@@ -143,7 +143,7 @@ sudo docker run --rm \
     -v $(pwd)/dkim.pub.key:/dkim.pub.key \
     -v $(pwd)/simplelogin.env:/code/.env \
     --network="sl-network" \
-    simplelogin/app:3.3.0 flask db upgrade
+    simplelogin/app:3.4.0 flask db upgrade
 
 # Run init data
 sudo docker run --rm \
@@ -154,7 +154,7 @@ sudo docker run --rm \
     -v $(pwd)/dkim.key:/dkim.key \
     -v $(pwd)/dkim.pub.key:/dkim.pub.key \
     --network="sl-network" \
-    simplelogin/app:3.3.0 python init_app.py
+    simplelogin/app:3.4.0 python init_app.py
 
 # Run the webapp container
 sudo docker run -d \
@@ -167,7 +167,7 @@ sudo docker run -d \
     -p 7777:7777 \
     --restart always \
     --network="sl-network" \
-    simplelogin/app:3.3.0
+    simplelogin/app:3.4.0
 
 # Run the email handler container
 sudo docker run -d \
@@ -180,6 +180,6 @@ sudo docker run -d \
     -p 20381:20381 \
     --restart always \
     --network="sl-network" \
-    simplelogin/app:3.3.0 python email_handler.py
+    simplelogin/app:3.4.0 python email_handler.py
 ```