diff --git a/scripts/developer/utilities/tools/cookies.js b/scripts/developer/utilities/tools/cookies.js
index 8dd6a1d6da..e28fd62d73 100644
--- a/scripts/developer/utilities/tools/cookies.js
+++ b/scripts/developer/utilities/tools/cookies.js
@@ -11,7 +11,6 @@
 //
 
 var networkingConstants = Script.require("/~/system/libraries/networkingConstants.js");
-var VIRCADIA_PUBLIC_CDN = networkingConstants.PUBLIC_BUCKET_CDN_URL;
 
 var SLIDER_RANGE_INCREMENT_SCALE = 1 / 1000;
 var THUMB_COLOR = {
@@ -785,7 +784,7 @@ var CHECK_MARK_COLOR = {
                 green: 255,
                 blue: 255
             },
-            imageURL: VIRCADIA_PUBLIC_CDN + 'images/tools/expand-ui.svg',
+            imageURL: ExternalResource.getUrl(ExternalResource.Assets, 'images/tools/expand-ui.svg'),
             x: x,
             y: y,
             width: rawHeight,
@@ -1148,13 +1147,13 @@ var CHECK_MARK_COLOR = {
 
             if (!item.isCollapsed && item.isCollapsable && clickedOverlay == item.thumb) {
                 Overlays.editOverlay(item.thumb, {
-                    imageURL: VIRCADIA_PUBLIC_CDN + 'images/tools/expand-right.svg'
+                    imageURL: ExternalResource.getUrl(ExternalResource.Assets, 'images/tools/expand-right.svg')
                 });
                 this.collapse(clickedOverlay);
                 item.isCollapsed = true;
             } else if (item.isCollapsed && item.isCollapsable && clickedOverlay == item.thumb) {
                 Overlays.editOverlay(item.thumb, {
-                    imageURL: VIRCADIA_PUBLIC_CDN + 'images/tools/expand-ui.svg'
+                    imageURL: ExternalResource.getUrl(ExternalResource.Assets, 'images/tools/expand-ui.svg')
                 });
                 this.expand(clickedOverlay);
                 item.isCollapsed = false;
diff --git a/scripts/system/libraries/globals.js b/scripts/system/libraries/globals.js
index 27ccc6f8aa..0951adb0fa 100644
--- a/scripts/system/libraries/globals.js
+++ b/scripts/system/libraries/globals.js
@@ -9,6 +9,5 @@
 //
 
 var networkingConstants = Script.require("/~/system/libraries/networkingConstants.js");
-var VIRCADIA_PUBLIC_CDN = networkingConstants.PUBLIC_BUCKET_CDN_URL;
 
 isInterstitialOverlaysVisible = false;
diff --git a/scripts/system/libraries/progressDialog.js b/scripts/system/libraries/progressDialog.js
index e1ec11b4b7..56da5e0e13 100644
--- a/scripts/system/libraries/progressDialog.js
+++ b/scripts/system/libraries/progressDialog.js
@@ -9,8 +9,7 @@
 //
 
 var var networkingConstants = Script.require("/~/system/libraries/networkingConstants.js");
-var VIRCADIA_PUBLIC_CDN = networkingConstants.PUBLIC_BUCKET_CDN_URL;
-var toolIconUrl = VIRCADIA_PUBLIC_CDN + "images/tools/";
+var toolIconUrl = ExternalResource.getUrl(ExternalResource.Assets, "images/tools/");
 
 progressDialog = (function () {
     var that = {},