diff --git a/package-lock.json b/package-lock.json
index ec46a577..3f0d80a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12572,6 +12572,9 @@
         "lodash": "^4.17.21",
         "on-change": "^5.0.1",
         "strip-bom": "^5.0.0"
+      },
+      "engines": {
+        "node": ">=v18.12.0"
       }
     },
     "packages/jsdoc-eslint-config": {
@@ -12602,6 +12605,9 @@
         "@jsdoc/doclet": "^0.2.10",
         "@jsdoc/util": "^0.3.2",
         "escape-string-regexp": "^5.0.0"
+      },
+      "engines": {
+        "node": ">=v18.12.0"
       }
     },
     "packages/jsdoc-plugins": {
@@ -12689,6 +12695,9 @@
         "lodash": "^4.17.21",
         "markdown-it": "^14.0.0",
         "markdown-it-anchor": "^8.6.7"
+      },
+      "engines": {
+        "node": ">=v18.12.0"
       }
     },
     "packages/jsdoc-test-matchers": {
diff --git a/packages/jsdoc-doclet/package.json b/packages/jsdoc-doclet/package.json
index faf37a97..a1cc9365 100644
--- a/packages/jsdoc-doclet/package.json
+++ b/packages/jsdoc-doclet/package.json
@@ -38,5 +38,8 @@
     "lodash": "^4.17.21",
     "on-change": "^5.0.1",
     "strip-bom": "^5.0.0"
+  },
+  "engines": {
+    "node": ">=v18.12.0"
   }
 }
diff --git a/packages/jsdoc-parse/package.json b/packages/jsdoc-parse/package.json
index 1a6753c4..51622bdd 100644
--- a/packages/jsdoc-parse/package.json
+++ b/packages/jsdoc-parse/package.json
@@ -19,6 +19,9 @@
     "@jsdoc/util": "^0.3.2",
     "escape-string-regexp": "^5.0.0"
   },
+  "engines": {
+    "node": ">=v18.12.0"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/jsdoc/jsdoc.git"
diff --git a/packages/jsdoc-template-legacy/package.json b/packages/jsdoc-template-legacy/package.json
index 586b72be..0ade2036 100644
--- a/packages/jsdoc-template-legacy/package.json
+++ b/packages/jsdoc-template-legacy/package.json
@@ -27,6 +27,9 @@
     "markdown-it": "^14.0.0",
     "markdown-it-anchor": "^8.6.7"
   },
+  "engines": {
+    "node": ">=v18.12.0"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/jsdoc/jsdoc.git"