diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d92898902190..e41f05414bca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -417,7 +417,7 @@ jobs:
     if: needs.job_get_metadata.outputs.changed_any_code == 'true'
     strategy:
       matrix:
-        node: [ '18.12.1' ]
+        node: [ '18.12.1', '20.11.1' ]
     name: Unit tests (Node ${{ matrix.node }})
     steps:
       - uses: actions/checkout@v4
@@ -455,7 +455,7 @@ jobs:
     if: needs.job_get_metadata.outputs.changed_core == 'true'
     strategy:
       matrix:
-        node: [ '18.12.1' ]
+        node: [ '18.12.1', '20.11.1' ]
         env:
           - DB: mysql8
             NODE_ENV: testing-mysql
diff --git a/ghost/admin/package.json b/ghost/admin/package.json
index 7b922efbf1ef..aed93eda70c3 100644
--- a/ghost/admin/package.json
+++ b/ghost/admin/package.json
@@ -26,7 +26,7 @@
     "lint": "yarn lint:js && yarn lint:hbs"
   },
   "engines": {
-    "node": "^18.12.1"
+    "node": "^18.12.1 || ^20.11.1"
   },
   "devDependencies": {
     "@babel/eslint-parser": "7.23.3",
@@ -201,4 +201,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/ghost/core/package.json b/ghost/core/package.json
index da6387df63b4..1ee35b58eb05 100644
--- a/ghost/core/package.json
+++ b/ghost/core/package.json
@@ -53,7 +53,7 @@
     "prepack": "node monobundle.js"
   },
   "engines": {
-    "node": "^18.12.1",
+    "node": "^18.12.1 || ^20.11.1",
     "cli": "^1.25.0"
   },
   "dependencies": {