diff --git a/package.json b/package.json
index ac2fe86a..7661b6b5 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "@ember/test-helpers": "3.3.1",
     "@embroider/test-setup": "4.0.0",
     "broccoli-asset-rev": "3.0.0",
-    "concurrently": "8.2.2",
+    "concurrently": "9.1.0",
     "ember-cli": "5.10.0",
     "ember-cli-app-version": "7.0.0",
     "ember-cli-clean-css": "3.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 27b51def..588b1ae1 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -91,8 +91,8 @@ importers:
         specifier: 3.0.0
         version: 3.0.0
       concurrently:
-        specifier: 8.2.2
-        version: 8.2.2
+        specifier: 9.1.0
+        version: 9.1.0
       ember-cli:
         specifier: 5.10.0
         version: 5.10.0(handlebars@4.7.8)(underscore@1.13.7)
@@ -2487,9 +2487,9 @@ packages:
   concat-map@0.0.1:
     resolution: {integrity: sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==}
 
-  concurrently@8.2.2:
-    resolution: {integrity: sha512-1dP4gpXFhei8IOtlXRE/T/4H88ElHgTiUzh71YUmtjTEHMSRS2Z/fgOxHSxxusGHogsRfxNq1vyAwxSC+EVyDg==}
-    engines: {node: ^14.13.0 || >=16.0.0}
+  concurrently@9.1.0:
+    resolution: {integrity: sha512-VxkzwMAn4LP7WyMnJNbHN5mKV9L2IbyDjpzemKr99sXNR3GqRNMMHdm7prV1ws9wg7ETj6WUkNOigZVsptwbgg==}
+    engines: {node: '>=18'}
     hasBin: true
 
   config-chain@1.1.13:
@@ -2839,10 +2839,6 @@ packages:
     resolution: {integrity: sha512-t/Ygsytq+R995EJ5PZlD4Cu56sWa8InXySaViRzw9apusqsOO2bQP+SbYzAhR0pFKoB+43lYy8rWban9JSuXnA==}
     engines: {node: '>= 0.4'}
 
-  date-fns@2.30.0:
-    resolution: {integrity: sha512-fnULvOpxnC5/Vg3NCiWelDsLiUc9bRwAPs/+LfTLNvetFCtCTN+yQz15C/fs4AwX1R9K5GLtLfn8QW+dWisaAw==}
-    engines: {node: '>=0.11'}
-
   date-fns@3.6.0:
     resolution: {integrity: sha512-fRHTG8g/Gif+kSh50gaGEdToemgfj74aRX3swtiouboip5JDLAyDE9F11nHMIcvOaXeOC6D7SpNhi7uFyB7Uww==}
 
@@ -6356,9 +6352,6 @@ packages:
   spawn-args@0.2.0:
     resolution: {integrity: sha512-73BoniQDcRWgnLAf/suKH6V5H54gd1KLzwYN9FB6J/evqTV33htH9xwV/4BHek+++jzxpVlZQKKZkqstPQPmQg==}
 
-  spawn-command@0.0.2:
-    resolution: {integrity: sha512-zC8zGoGkmc8J9ndvml8Xksr1Amk9qBujgbF0JAIWO7kXr43w0h/0GJNM/Vustixu+YE8N/MTrQ7N31FvHUACxQ==}
-
   spawn-error-forwarder@1.0.0:
     resolution: {integrity: sha512-gRjMgK5uFjbCvdibeGJuy3I5OYz6VLoVdsOJdA6wV0WlfQVLFueoqMxwwYD9RODdgb6oUIvlRlsyFSiQkMKu0g==}
 
@@ -10294,14 +10287,12 @@ snapshots:
 
   concat-map@0.0.1: {}
 
-  concurrently@8.2.2:
+  concurrently@9.1.0:
     dependencies:
       chalk: 4.1.2
-      date-fns: 2.30.0
       lodash: 4.17.21
       rxjs: 7.8.1
       shell-quote: 1.8.1
-      spawn-command: 0.0.2
       supports-color: 8.1.1
       tree-kill: 1.2.2
       yargs: 17.7.2
@@ -10508,10 +10499,6 @@ snapshots:
       es-errors: 1.3.0
       is-data-view: 1.0.1
 
-  date-fns@2.30.0:
-    dependencies:
-      '@babel/runtime': 7.24.8
-
   date-fns@3.6.0: {}
 
   debug@2.6.9:
@@ -14777,8 +14764,6 @@ snapshots:
 
   spawn-args@0.2.0: {}
 
-  spawn-command@0.0.2: {}
-
   spawn-error-forwarder@1.0.0: {}
 
   spdx-correct@3.2.0: