diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b60e0a31b..1f3cadbd4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [18, lts/*, 22, 23]
+        node-version: [20, 22, 23]
 
     steps:
       - name: Checkout repository
diff --git a/gulpfile.mjs b/gulpfile.mjs
index c294c4987..1f8a29dae 100644
--- a/gulpfile.mjs
+++ b/gulpfile.mjs
@@ -84,7 +84,7 @@ const ENV_TARGETS = [
   "Chrome >= 103",
   "Firefox ESR",
   "Safari >= 16.4",
-  "Node >= 18",
+  "Node >= 20",
   "> 1%",
   "not IE > 0",
   "not dead",
@@ -2271,7 +2271,7 @@ function packageJson() {
       url: `git+${DIST_GIT_URL}`,
     },
     engines: {
-      node: ">=18",
+      node: ">=20",
     },
     scripts: {},
   };
diff --git a/package-lock.json b/package-lock.json
index ed6a495c2..0f96a62a6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -64,7 +64,7 @@
         "yargs": "^17.7.2"
       },
       "engines": {
-        "node": ">=18"
+        "node": ">=20"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
diff --git a/package.json b/package.json
index fed5d09c9..a8d26f3bf 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "url": "git://github.com/mozilla/pdf.js.git"
   },
   "engines": {
-    "node": ">=18"
+    "node": ">=20"
   },
   "license": "Apache-2.0"
 }