diff --git a/roles/docker/tasks/services/mastodon.yml b/roles/docker/tasks/services/mastodon.yml
index b9ca1a1..2075296 100644
--- a/roles/docker/tasks/services/mastodon.yml
+++ b/roles/docker/tasks/services/mastodon.yml
@@ -52,7 +52,7 @@
             - "{{ mastodon.volume_folder }}/redis_data:/data"
 
         web:
-          image: tootsuite/mastodon
+          image: tootsuite/mastodon:v3.5.3
           restart: always
           env_file: "{{ mastodon.volume_folder }}/env_file"
           command: bash -c "rm -f /mastodon/tmp/pids/server.pid; bundle exec rails s -p 3000"
@@ -76,7 +76,7 @@
             LETSENCRYPT_EMAIL: "{{ letsencrypt_email }}"
 
         streaming:
-          image: tootsuite/mastodon
+          image: tootsuite/mastodon:v3.5.3
           restart: always
           env_file: "{{ mastodon.volume_folder }}/env_file"
           command: node ./streaming
@@ -93,7 +93,7 @@
             - redis
 
         sidekiq:
-          image: tootsuite/mastodon
+          image: tootsuite/mastodon:v3.5.3
           restart: always
           env_file: "{{ mastodon.volume_folder }}/env_file"
           command: bundle exec sidekiq