diff --git a/services/web/Gruntfile.coffee b/services/web/Gruntfile.coffee
index de6807ba38..01af8c73d9 100644
--- a/services/web/Gruntfile.coffee
+++ b/services/web/Gruntfile.coffee
@@ -98,7 +98,7 @@ module.exports = (grunt) ->
 							exclude: ["libs"]
 						}, {
 							name: "ide",
-							exclude: ["libs"]
+							exclude: ["libs", "libs/pdf"]
 						}, {
 							name: "libs"
 						},{