diff --git a/package.json b/package.json
index b5666027..b7be58a5 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "eslint": "9.29.0",
     "globals": "16.4.0",
     "jest": "29.7.0",
-    "prettier": "3.6.2",
+    "prettier": "3.7.4",
     "ts-jest": "29.4.5",
     "typescript": "5.8.3",
     "typescript-eslint": "8.48.0"
diff --git a/packages/omgidl-parser/package.json b/packages/omgidl-parser/package.json
index 7cf9db4f..6418f556 100644
--- a/packages/omgidl-parser/package.json
+++ b/packages/omgidl-parser/package.json
@@ -53,7 +53,7 @@
     "moo": "^0.5.2",
     "nearley": "^2.20.1",
     "nearley-loader": "^2.0.0",
-    "prettier": "3.6.2",
+    "prettier": "3.7.4",
     "rimraf": "6.1.0",
     "ts-jest": "29.4.5",
     "ts-loader": "^9.5.4",
diff --git a/packages/omgidl-parser/src/IDLNodes/interfaces.ts b/packages/omgidl-parser/src/IDLNodes/interfaces.ts
index 94f333b3..7f8edb71 100644
--- a/packages/omgidl-parser/src/IDLNodes/interfaces.ts
+++ b/packages/omgidl-parser/src/IDLNodes/interfaces.ts
@@ -42,8 +42,9 @@ export interface IStructIDLNode extends IIDLNode<StructASTNode> {
   definitions: IStructMemberIDLNode[];
   toIDLMessageDefinition(): IDLMessageDefinition;
 }
-export interface IReferenceTypeIDLNode<T extends TypedefASTNode | StructMemberASTNode>
-  extends IIDLNode<T> {
+export interface IReferenceTypeIDLNode<
+  T extends TypedefASTNode | StructMemberASTNode,
+> extends IIDLNode<T> {
   type: string;
   isComplex: boolean;
   enumType: string | undefined;
diff --git a/packages/ros2idl-parser/package.json b/packages/ros2idl-parser/package.json
index 35b3eeed..a20f2295 100644
--- a/packages/ros2idl-parser/package.json
+++ b/packages/ros2idl-parser/package.json
@@ -53,7 +53,7 @@
   "devDependencies": {
     "@types/jest": "^29.5.14",
     "jest": "29.7.0",
-    "prettier": "3.6.2",
+    "prettier": "3.7.4",
     "rimraf": "6.1.0",
     "ts-jest": "^29.4.5",
     "ts-loader": "9.5.4",
diff --git a/yarn.lock b/yarn.lock
index 354dfd91..91e3cbac 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -575,7 +575,7 @@ __metadata:
     eslint: "npm:9.29.0"
     globals: "npm:16.4.0"
     jest: "npm:29.7.0"
-    prettier: "npm:3.6.2"
+    prettier: "npm:3.7.4"
     ts-jest: "npm:29.4.5"
     typescript: "npm:5.8.3"
     typescript-eslint: "npm:8.48.0"
@@ -594,7 +594,7 @@ __metadata:
     moo: "npm:^0.5.2"
     nearley: "npm:^2.20.1"
     nearley-loader: "npm:^2.0.0"
-    prettier: "npm:3.6.2"
+    prettier: "npm:3.7.4"
     rimraf: "npm:6.1.0"
     ts-jest: "npm:29.4.5"
     ts-loader: "npm:^9.5.4"
@@ -627,7 +627,7 @@ __metadata:
     "@types/jest": "npm:^29.5.14"
     jest: "npm:29.7.0"
     md5-typescript: "npm:^1.0.5"
-    prettier: "npm:3.6.2"
+    prettier: "npm:3.7.4"
     rimraf: "npm:6.1.0"
     ts-jest: "npm:^29.4.5"
     ts-loader: "npm:9.5.4"
@@ -5800,12 +5800,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"prettier@npm:3.6.2":
-  version: 3.6.2
-  resolution: "prettier@npm:3.6.2"
+"prettier@npm:3.7.4":
+  version: 3.7.4
+  resolution: "prettier@npm:3.7.4"
   bin:
     prettier: bin/prettier.cjs
-  checksum: 10/1213691706bcef1371d16ef72773c8111106c3533b660b1cc8ec158bd109cdf1462804125f87f981f23c4a3dba053b6efafda30ab0114cc5b4a725606bb9ff26
+  checksum: 10/b4d00ea13baed813cb777c444506632fb10faaef52dea526cacd03085f01f6db11fc969ccebedf05bf7d93c3960900994c6adf1b150e28a31afd5cfe7089b313
   languageName: node
   linkType: hard