diff --git a/addon/package.json b/addon/package.json
index f8d935379..62779b9f6 100644
--- a/addon/package.json
+++ b/addon/package.json
@@ -57,7 +57,7 @@
     "eslint-plugin-prettier": "4.2.1",
     "eslint-plugin-qunit": "8.0.0",
     "npm-run-all": "4.1.5",
-    "prettier": "2.8.8",
+    "prettier": "3.0.3",
     "sass": "1.64.2",
     "webpack": "5.88.2"
   },
diff --git a/docs/package.json b/docs/package.json
index 2f1288f18..b81ed9953 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -71,7 +71,7 @@
     "eslint-plugin-qunit": "8.0.0",
     "loader.js": "4.7.0",
     "npm-run-all": "4.1.5",
-    "prettier": "2.8.8",
+    "prettier": "3.0.3",
     "qunit": "2.20.0",
     "qunit-dom": "3.0.0",
     "sass": "1.64.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2d13c8a12..786201359 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -96,7 +96,7 @@ importers:
         version: 11.1.0(eslint@8.49.0)
       eslint-plugin-prettier:
         specifier: 4.2.1
-        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@2.8.8)
+        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@3.0.3)
       eslint-plugin-qunit:
         specifier: 8.0.0
         version: 8.0.0(eslint@8.49.0)
@@ -104,8 +104,8 @@ importers:
         specifier: 4.1.5
         version: 4.1.5
       prettier:
-        specifier: 2.8.8
-        version: 2.8.8
+        specifier: 3.0.3
+        version: 3.0.3
       sass:
         specifier: 1.64.2
         version: 1.64.2
@@ -234,7 +234,7 @@ importers:
         version: 11.1.0(eslint@8.49.0)
       eslint-plugin-prettier:
         specifier: 4.2.1
-        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@2.8.8)
+        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@3.0.3)
       eslint-plugin-qunit:
         specifier: 8.0.0
         version: 8.0.0(eslint@8.49.0)
@@ -245,8 +245,8 @@ importers:
         specifier: 4.1.5
         version: 4.1.5
       prettier:
-        specifier: 2.8.8
-        version: 2.8.8
+        specifier: 3.0.3
+        version: 3.0.3
       qunit:
         specifier: 2.20.0
         version: 2.20.0
@@ -360,7 +360,7 @@ importers:
         version: 11.1.0(eslint@8.49.0)
       eslint-plugin-prettier:
         specifier: 4.2.1
-        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@2.8.8)
+        version: 4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@3.0.3)
       eslint-plugin-qunit:
         specifier: 8.0.0
         version: 8.0.0(eslint@8.49.0)
@@ -371,8 +371,8 @@ importers:
         specifier: 4.1.5
         version: 4.1.5
       prettier:
-        specifier: 2.8.8
-        version: 2.8.8
+        specifier: 3.0.3
+        version: 3.0.3
       qunit:
         specifier: 2.20.0
         version: 2.20.0
@@ -9330,7 +9330,7 @@ packages:
       semver: 6.3.1
     dev: true
 
-  /eslint-plugin-prettier@4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@2.8.8):
+  /eslint-plugin-prettier@4.2.1(eslint-config-prettier@8.10.0)(eslint@8.49.0)(prettier@3.0.3):
     resolution: {integrity: sha512-f/0rXLXUt0oFYs8ra4w49wYZBG5GKZpAYsJSm6rnYL5uVDjd+zowwMwVZHnAjf4edNrKpCDYfXDgmRE/Ak7QyQ==}
     engines: {node: '>=12.0.0'}
     peerDependencies:
@@ -9343,7 +9343,7 @@ packages:
     dependencies:
       eslint: 8.49.0
       eslint-config-prettier: 8.10.0(eslint@8.49.0)
-      prettier: 2.8.8
+      prettier: 3.0.3
       prettier-linter-helpers: 1.0.0
     dev: true
 
@@ -14304,6 +14304,12 @@ packages:
     engines: {node: '>=10.13.0'}
     hasBin: true
 
+  /prettier@3.0.3:
+    resolution: {integrity: sha512-L/4pUDMxcNa8R/EthV08Zt42WBO4h1rarVtK0K+QJG0X187OLo7l699jWw0GKuwzkPQ//jMFA/8Xm6Fh3J/DAg==}
+    engines: {node: '>=14'}
+    hasBin: true
+    dev: true
+
   /pretty-hrtime@1.0.3:
     resolution: {integrity: sha512-66hKPCr+72mlfiSjlEB1+45IjXSqvVAIy6mocupoww4tBFE9R9IhwwUGoI4G++Tc9Aq+2rxOt0RFU6gPcrte0A==}
     engines: {node: '>= 0.8'}
diff --git a/test-app/package.json b/test-app/package.json
index 92f3a6251..454851cde 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -63,7 +63,7 @@
     "eslint-plugin-qunit": "8.0.0",
     "loader.js": "4.7.0",
     "npm-run-all": "4.1.5",
-    "prettier": "2.8.8",
+    "prettier": "3.0.3",
     "qunit": "2.20.0",
     "qunit-dom": "3.0.0",
     "sass": "1.64.2",