aFarkas
diff --git a/‎lazysizes-umd.min.js
+1-1 b/‎lazysizes-umd.min.js
+1-1
diff --git a/‎lazysizes.d.ts
+1 b/‎lazysizes.d.ts
+1
diff --git a/‎lazysizes.min.js
+1-1 b/‎lazysizes.min.js
+1-1
diff --git a/‎package.json
+4-1 b/‎package.json
+4-1
diff --git a/‎plugins/artdirect/ls.artdirect.min.js
+1-1 b/‎plugins/artdirect/ls.artdirect.min.js
+1-1
@@ -57,6 +57,7 @@ declare namespace lazySizes {
  * import("./types/global")
  */
 type LazySizesConfigPartial = {
+    [x: string]: any;
     lazyClass?: string;
     loadedClass?: string;
     loadingClass?: string;
 
@@ -1,9 +1,12 @@
 {
   "name": "lazysizes",
-  "version": "5.3.1",
+  "version": "5.3.2",
   "filename": "lazysizes.min.js",
   "license": "MIT",
   "author": "Alexander Farkas <[email protected]>",
+	"scripts": {
+		"prepublishOnly": "grunt && tsc"
+	},
   "repository": {
     "type": "git",
     "url": "git://github.com/aFarkas/lazysizes.git"