diff --git a/app/lib/activitypub/activity.rb b/app/lib/activitypub/activity.rb
index 3baee4ca4..d2ec122a4 100644
--- a/app/lib/activitypub/activity.rb
+++ b/app/lib/activitypub/activity.rb
@@ -216,8 +216,8 @@ class ActivityPub::Activity
     redis.del(key)
   end
 
-  def lock_or_fail(key)
-    RedisLock.acquire({ redis: Redis.current, key: key }) do |lock|
+  def lock_or_fail(key, expire_after = 15.minutes.seconds)
+    RedisLock.acquire({ redis: Redis.current, key: key, autorelease: expire_after }) do |lock|
       if lock.acquired?
         yield
       else
diff --git a/app/services/activitypub/process_account_service.rb b/app/services/activitypub/process_account_service.rb
index 7e268f4d4..4ab6912e5 100644
--- a/app/services/activitypub/process_account_service.rb
+++ b/app/services/activitypub/process_account_service.rb
@@ -290,7 +290,7 @@ class ActivityPub::ProcessAccountService < BaseService
   end
 
   def lock_options
-    { redis: Redis.current, key: "process_account:#{@uri}" }
+    { redis: Redis.current, key: "process_account:#{@uri}", autorelease: 15.minutes.seconds }
   end
 
   def process_tags
diff --git a/app/services/fetch_link_card_service.rb b/app/services/fetch_link_card_service.rb
index fa1636e41..5732ce8ac 100644
--- a/app/services/fetch_link_card_service.rb
+++ b/app/services/fetch_link_card_service.rb
@@ -175,6 +175,6 @@ class FetchLinkCardService < BaseService
   end
 
   def lock_options
-    { redis: Redis.current, key: "fetch:#{@url}" }
+    { redis: Redis.current, key: "fetch:#{@url}", autorelease: 15.minutes.seconds }
   end
 end
diff --git a/app/services/remove_status_service.rb b/app/services/remove_status_service.rb
index 6e4d6e72a..b680c8e96 100644
--- a/app/services/remove_status_service.rb
+++ b/app/services/remove_status_service.rb
@@ -141,6 +141,6 @@ class RemoveStatusService < BaseService
   end
 
   def lock_options
-    { redis: Redis.current, key: "distribute:#{@status.id}" }
+    { redis: Redis.current, key: "distribute:#{@status.id}", autorelease: 5.minutes.seconds }
   end
 end
diff --git a/app/services/resolve_account_service.rb b/app/services/resolve_account_service.rb
index 493995447..5400612bf 100644
--- a/app/services/resolve_account_service.rb
+++ b/app/services/resolve_account_service.rb
@@ -146,6 +146,6 @@ class ResolveAccountService < BaseService
   end
 
   def lock_options
-    { redis: Redis.current, key: "resolve:#{@username}@#{@domain}" }
+    { redis: Redis.current, key: "resolve:#{@username}@#{@domain}", autorelease: 15.minutes.seconds }
   end
 end
diff --git a/app/workers/distribution_worker.rb b/app/workers/distribution_worker.rb
index 4e20ef31b..e85cd7e95 100644
--- a/app/workers/distribution_worker.rb
+++ b/app/workers/distribution_worker.rb
@@ -4,7 +4,7 @@ class DistributionWorker
   include Sidekiq::Worker
 
   def perform(status_id)
-    RedisLock.acquire(redis: Redis.current, key: "distribute:#{status_id}") do |lock|
+    RedisLock.acquire(redis: Redis.current, key: "distribute:#{status_id}", autorelease: 5.minutes.seconds) do |lock|
       if lock.acquired?
         FanOutOnWriteService.new.call(Status.find(status_id))
       else