diff --git a/site-cookbooks/kosmos-mastodon/templates/default/mastodon-sidekiq.systemd.service.erb b/site-cookbooks/kosmos-mastodon/templates/default/mastodon-sidekiq.systemd.service.erb
index 1f5f491..e79ef2c 100644
--- a/site-cookbooks/kosmos-mastodon/templates/default/mastodon-sidekiq.systemd.service.erb
+++ b/site-cookbooks/kosmos-mastodon/templates/default/mastodon-sidekiq.systemd.service.erb
@@ -9,7 +9,7 @@ User=<%= @user %>
 WorkingDirectory=<%= @app_dir %>
 Environment="RAILS_ENV=production"
 Environment="DB_POOL=50"
-Environment="LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.1"
+Environment="LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.2"
 ExecStart=<%= @bundle_path %> exec sidekiq -c <%= @sidekiq_threads %> -q default -q mailers -q pull -q push
 TimeoutSec=15
 Restart=always
diff --git a/site-cookbooks/kosmos-mastodon/templates/default/mastodon-web.systemd.service.erb b/site-cookbooks/kosmos-mastodon/templates/default/mastodon-web.systemd.service.erb
index 2fedefa..e6d3c44 100644
--- a/site-cookbooks/kosmos-mastodon/templates/default/mastodon-web.systemd.service.erb
+++ b/site-cookbooks/kosmos-mastodon/templates/default/mastodon-web.systemd.service.erb
@@ -10,7 +10,7 @@ PIDFile=<%= @app_dir %>/tmp/puma.pid
 WorkingDirectory=<%= @app_dir %>
 Environment="RAILS_ENV=production"
 Environment="PORT=3000"
-Environment="LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.1"
+Environment="LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.2"
 ExecStart=<%= @bundle_path %> exec puma -C config/puma.rb --pidfile <%= @app_dir %>/tmp/puma.pid
 ExecStop=<%= @bundle_path %> exec puma -C config/puma.rb --pidfile <%= @app_dir %>/tmp/puma.pid stop
 ExecReload=<%= @bundle_path %> exec pumactl -F config/puma.rb --pidfile <%= @app_dir %>/tmp/puma.pid phased-restart