diff --git a/Gemfile.lock b/Gemfile.lock
index ca9181d..6ba2adc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -232,7 +232,9 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0904)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
diff --git a/config/deploy.rb b/config/deploy.rb
index b15e5ab..248415f 100644
--- a/config/deploy.rb
+++ b/config/deploy.rb
@@ -37,7 +37,7 @@ set :linked_dirs, fetch(:linked_dirs, []).push("log", "tmp/uploads", "tmp/pids",
 # set :default_env, { path: "/opt/ruby/bin:$PATH" }
 
 # Default value for keep_releases is 5
-set :keep_releases, 5
+set :keep_releases, 550
 
 set :rvm_ruby_version, "2.6.5"