diff --git a/.github/workflows/test-and-release.yml b/.github/workflows/test-and-release.yml
index 245bc25..524c2e2 100644
--- a/.github/workflows/test-and-release.yml
+++ b/.github/workflows/test-and-release.yml
@@ -51,7 +51,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node-version: [22, 24]
+        node-version: [20, 22, 24]
         os: [ubuntu-latest]
 
     steps:
diff --git a/README.md b/README.md
index 8aa06ae..15f493e 100644
--- a/README.md
+++ b/README.md
@@ -158,11 +158,11 @@ const json = db.toJSON();
 	### __WORK IN PROGRESS__
 -->
 ### __WORK IN PROGRESS__
-* BREAKING: Drop support for Node.js versions older than v22 (#529)
+* BREAKING: Drop support for Node.js versions older than v20
 * BREAKING: Removed `exportJson` method in favor of `toJSON`
 * BREAKING: Renamed `importJson` method to `importJSON`. Importing from a file is no longer supported. Read the file yourself if you need this functionality.
 * Filesystem access is now done using the native `fs.promises` instead of `fs-extra`
-* The package is now a hybrid ESM/CJS package (#529)
+* The package is now a hybrid ESM/CJS package
 
 ### 3.1.1 (2024-01-25)
 * Reduced CPU load while idle (#475)
diff --git a/package-lock.json b/package-lock.json
index 36282a0..bb62394 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "@alcalzone/release-script-plugin-license": "~3.7.0",
         "@commitlint/cli": "^20.1.0",
         "@commitlint/config-conventional": "^20.0.0",
-        "@tsconfig/node22": "^22.0.2",
+        "@tsconfig/node20": "^20.1.6",
         "@types/node": "^22.18.8",
         "@types/proper-lockfile": "^4.1.2",
         "@vitest/coverage-istanbul": "^3.2.4",
@@ -2688,10 +2688,10 @@
       "integrity": "sha512-eZxlbI8GZscaGS7kkc/trHTT5xgrjH3/1n2JDwusC9iahPKWMRvRjJSAN5mCXviuTGQ/lHnhvv8Q1YTpnfz9gA==",
       "dev": true
     },
-    "node_modules/@tsconfig/node22": {
-      "version": "22.0.2",
-      "resolved": "https://registry.npmjs.org/@tsconfig/node22/-/node22-22.0.2.tgz",
-      "integrity": "sha512-Kmwj4u8sDRDrMYRoN9FDEcXD8UpBSaPQQ24Gz+Gamqfm7xxn+GBR7ge/Z7pK8OXNGyUzbSwJj+TH6B+DS/epyA==",
+    "node_modules/@tsconfig/node20": {
+      "version": "20.1.6",
+      "resolved": "https://registry.npmjs.org/@tsconfig/node20/-/node20-20.1.6.tgz",
+      "integrity": "sha512-sz+Hqx9zwZDpZIV871WSbUzSqNIsXzghZydypnfgzPKLltVJfkINfUeTct31n/tTSa9ZE1ZOfKdRre1uHHquYQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -9643,10 +9643,10 @@
       "integrity": "sha512-eZxlbI8GZscaGS7kkc/trHTT5xgrjH3/1n2JDwusC9iahPKWMRvRjJSAN5mCXviuTGQ/lHnhvv8Q1YTpnfz9gA==",
       "dev": true
     },
-    "@tsconfig/node22": {
-      "version": "22.0.2",
-      "resolved": "https://registry.npmjs.org/@tsconfig/node22/-/node22-22.0.2.tgz",
-      "integrity": "sha512-Kmwj4u8sDRDrMYRoN9FDEcXD8UpBSaPQQ24Gz+Gamqfm7xxn+GBR7ge/Z7pK8OXNGyUzbSwJj+TH6B+DS/epyA==",
+    "@tsconfig/node20": {
+      "version": "20.1.6",
+      "resolved": "https://registry.npmjs.org/@tsconfig/node20/-/node20-20.1.6.tgz",
+      "integrity": "sha512-sz+Hqx9zwZDpZIV871WSbUzSqNIsXzghZydypnfgzPKLltVJfkINfUeTct31n/tTSa9ZE1ZOfKdRre1uHHquYQ==",
       "dev": true
     },
     "@types/chai": {
diff --git a/package.json b/package.json
index e528f67..9cdf3e6 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@alcalzone/release-script-plugin-license": "~3.7.0",
     "@commitlint/cli": "^20.1.0",
     "@commitlint/config-conventional": "^20.0.0",
-    "@tsconfig/node22": "^22.0.2",
+    "@tsconfig/node20": "^20.1.6",
     "@types/node": "^22.18.8",
     "@types/proper-lockfile": "^4.1.2",
     "@vitest/coverage-istanbul": "^3.2.4",
@@ -70,7 +70,7 @@
   },
   "scripts": {
     "build": "tsc",
-    "postbuild": "esm2cjs --in ./build/esm --out ./build/cjs -l error -t node22",
+    "postbuild": "esm2cjs --in ./build/esm --out ./build/cjs -l error -t node20",
     "watch": "npm run build -- --watch",
     "test:ts": "vitest",
     "test:watch": "npm run test:ts -- --watch",
diff --git a/tsconfig.json b/tsconfig.json
index e76e5a9..22e6b5a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,5 +1,5 @@
 {
-	"extends": "@tsconfig/node22/tsconfig.json",
+	"extends": "@tsconfig/node20/tsconfig.json",
 	"compilerOptions": {
 		"rootDir": "src",
 		"outDir": "build/esm",