diff --git a/package.json b/package.json
index d8a6f3c..01f901f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "epubjs",
-  "version": "0.3.33",
+  "version": "0.3.34",
   "description": "Parse and Render Epubs",
   "main": "lib/index.js",
   "module": "src/index.js",
@@ -75,6 +75,6 @@
     "marks-pane": "^1.0.0",
     "path-webpack": "^0.0.3",
     "stream-browserify": "^2.0.1",
-    "xmldom": "^0.1.27"
+    "xmldom": "0.1.27"
   }
 }
diff --git a/src/contents.js b/src/contents.js
index eff87c8..bfe323a 100644
--- a/src/contents.js
+++ b/src/contents.js
@@ -685,18 +685,22 @@ class Contents {
 	}
 
 	size(width, height){
+		var viewport = { scale: 1.0, scalable: "no" };
 
 		if (width >= 0) {
 			this.width(width);
+			viewport.width = width;
 		}
 
 		if (height >= 0) {
 			this.height(height);
+			viewport.height = height;
 		}
 
 		this.css("margin", "0");
 		this.css("box-sizing", "border-box");
 
+		this.viewport(viewport);
 	}
 
 	columns(width, height, columnWidth, gap){
@@ -751,7 +755,7 @@ class Contents {
 		this.overflow("hidden");
 
 		// Deal with Mobile trying to scale to viewport
-		this.viewport({ scale: 1.0 });
+		this.viewport({ width: width, height: height, scale: 1.0 });
 
 		// Scale to the correct size
 		this.scaler(scale, 0, offsetY);