diff --git a/atlas.json b/atlas.json
index b0b0682d..02a9d0b1 100644
--- a/atlas.json
+++ b/atlas.json
@@ -1,6 +1,6 @@
 {
-"branch": "master",
-"files": [
+  "branch": "master",
+  "files": [
     "praise.html",
     "titlepage.html",
     "copyright.html",
@@ -24,43 +24,44 @@
     "ix.html",
     "author_bio.html",
     "colo.html"
-],
-"formats": {
-  "pdf": {
-    "version": "web",
-    "toc": true,
-    "index": true,
-    "antennahouse_version": "AHFormatterV62_64-MR4",
-    "syntaxhighlighting": true,
-    "show_comments": false,
-    "color_count": "1"
+  ],
+  "formats": {
+    "pdf": {
+      "version": "web",
+      "toc": true,
+      "index": true,
+      "antennahouse_version": "AHFormatterV62_64-MR4",
+      "syntaxhighlighting": true,
+      "show_comments": false,
+      "color_count": "1",
+      "trim_size": "7inx9.1875in"
+    },
+    "epub": {
+      "index": true,
+      "toc": true,
+      "epubcheck": true,
+      "syntaxhighlighting": true,
+      "show_comments": false,
+      "downsample_images": false
+    },
+    "mobi": {
+      "index": true,
+      "toc": true,
+      "syntaxhighlighting": true,
+      "show_comments": false,
+      "downsample_images": false
+    },
+    "html": {
+      "index": true,
+      "toc": true,
+      "consolidated": false,
+      "syntaxhighlighting": true,
+      "show_comments": false
+    }
   },
-  "epub": {
-    "index": true,
-    "toc": true,
-    "epubcheck": true,
-    "syntaxhighlighting": true,
-    "show_comments": false,
-    "downsample_images": false
-  },
-  "mobi": {
-    "index": true,
-    "toc": true,
-    "syntaxhighlighting": true,
-    "show_comments": false,
-    "downsample_images": false
-  },
-  "html": {
-    "index": true,
-    "toc": true,
-    "consolidated": false,
-    "syntaxhighlighting": true,
-    "show_comments": false,
-    "consolidated": false
-  }
-},
-"theme": "oreillymedia/animal_theme",
-"title": "Mastering Bitcoin",
-"print_isbn13": "9781449374044",
-"templating": false
-}
+  "theme": "oreillymedia/animal_theme",
+  "title": "Mastering Bitcoin",
+  "print_isbn13": "9781449374044",
+  "templating": false,
+  "lang": "en"
+}
\ No newline at end of file