diff --git a/Gemfile b/Gemfile
index 84dbc1b..c398da5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,7 +17,7 @@ gem 'omniauth'
 gem 'omniauth-cas', '3.0.0'
 gem 'omniauth-rails_csrf_protection', '~> 1.0'
 gem 'pg', '~> 1.4.6'
-gem 'puma', '~> 6.4.1'
+gem 'puma', '~> 7.2'
 gem 'puma-plugin-delayed_stop', '~> 0.1.2'
 gem 'rack-timeout', '~> 0.6.3'
 gem 'rails', '~> 7.1.5'
diff --git a/Gemfile.lock b/Gemfile.lock
index ce003a5..bd3cbac 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -315,7 +315,7 @@ GEM
     psych (5.2.0)
       stringio
     public_suffix (6.0.1)
-    puma (6.4.3)
+    puma (7.2.1)
       nio4r (~> 2.0)
     puma-plugin-delayed_stop (0.1.2)
       puma (>= 5.0, < 8)
@@ -550,7 +550,7 @@ DEPENDENCIES
   omniauth-cas (= 3.0.0)
   omniauth-rails_csrf_protection (~> 1.0)
   pg (~> 1.4.6)
-  puma (~> 6.4.1)
+  puma (~> 7.2)
   puma-plugin-delayed_stop (~> 0.1.2)
   rack-timeout (~> 0.6.3)
   rails (~> 7.1.5)
diff --git a/docker-compose.yml b/docker-compose.yml
index 0c7bb44..7e6fefe 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -11,6 +11,8 @@ services:
     ports:
       - 3000:3000
     restart: always
+    stop_signal: SIGQUIT
+    stop_grace_period: 15s
     environment:
       - DATABASE_URL=postgres://root:root@db/geodata-dev?pool=5
       - SOLR_URL=http://solr:8983/solr/geodata-test