v4.0.0

README.md

@@ -291,6 +291,12 @@ PNG.adjustGamma(png);
 Changelog
 ============
 
+### 4.0.0 - 09/04/2020
+
+- Fix issue in newer nodes with using Buffer
+- Fix async issue with some png files
+- Drop support for Node 4 & 6
+
 ### 3.4.0 - 09/03/2019
 
 - Include whether the png has alpha in the meta data

package.json

@@ -1,6 +1,6 @@
 {
   "name": "pngjs",
-  "version": "3.4.0",
+  "version": "4.0.0",
   "description": "PNG encoder/decoder in pure JS, supporting any bit size & interlace, async & sync with full test suite.",
   "contributors": [
     "Alexandre Paré",
@@ -30,7 +30,7 @@
     "pngjs"
   ],
   "engines": {
-    "node": ">=4.0.0"
+    "node": ">=8.0.0"
   },
   "main": "./lib/png.js",
   "directories": {