diff --git a/library.json b/library.json
index 6e41b6d..355f941 100644
--- a/library.json
+++ b/library.json
@@ -38,7 +38,7 @@
         },
         {
             "name": "PNGdec",
-            "version": "https://github.com/bitbank2/PNGdec.git#28b221d"
+            "version": "https://github.com/bitbank2/PNGdec.git#1.1.3"
         }
     ],
     "build": {