diff --git a/packages/coffeescript/package.js b/packages/coffeescript/package.js
index e305de82ca..37dc2b7645 100644
--- a/packages/coffeescript/package.js
+++ b/packages/coffeescript/package.js
@@ -1,4 +1,6 @@
 Package.describe({
+  name: "coffeescript",
+  test: "coffeescript-test",
   summary: "Javascript dialect with fewer braces and semicolons",
   version: "1.0.0"
 });
diff --git a/packages/less/package.js b/packages/less/package.js
index fb66226aab..c4ab5b0253 100644
--- a/packages/less/package.js
+++ b/packages/less/package.js
@@ -1,4 +1,6 @@
 Package.describe({
+  name:"less",
+  test:"less-test",
   summary: "The dynamic stylesheet language",
   version: "1.0.0"
 });
diff --git a/packages/meteor/package.js b/packages/meteor/package.js
index 992cc69831..61c0c21b74 100644
--- a/packages/meteor/package.js
+++ b/packages/meteor/package.js
@@ -1,6 +1,8 @@
 // All other packages automatically depend on this one
 
 Package.describe({
+  name:"meteor",
+  test:"meteor-test",
   summary: "Core Meteor environment",
   internal: true,
   version: '1.0.0'
diff --git a/packages/stylus/package.js b/packages/stylus/package.js
index 3acbeaf9fb..fad3379afc 100644
--- a/packages/stylus/package.js
+++ b/packages/stylus/package.js
@@ -1,4 +1,6 @@
 Package.describe({
+  name: "stylus",
+  test: "stylus-test",
   summary: 'Expressive, dynamic, robust CSS',
   version: "1.0.0"
 });
diff --git a/packages/templating/package.js b/packages/templating/package.js
index 53426d281a..641982d454 100644
--- a/packages/templating/package.js
+++ b/packages/templating/package.js
@@ -1,4 +1,6 @@
 Package.describe({
+  name: "templating",
+  test: "templating-test",
   summary: "Allows templates to be defined in .html files",
   version: '1.0.0',
   internal: true
diff --git a/tools/compiler.js b/tools/compiler.js
index 224d75f33a..6fda52f7bf 100644
--- a/tools/compiler.js
+++ b/tools/compiler.js
@@ -248,7 +248,10 @@ var compileBuild = function (unipackage, inputBuild, packageLoader,
 
   _.each(activePluginPackages, function (otherPkg) {
     _.each(otherPkg.getSourceHandlers(), function (handler, ext) {
-      if (ext in allHandlers && allHandlers[ext] !== handler) {
+      if (ext in allHandlers &&
+          allHandlers[ext].toString() !== handler.toString()) {
+        console.log("1:", allHandlers[ext]);
+        console.log("2:", handler);
         buildmessage.error(
           "conflict: two packages included in " +
             (inputBuild.pkg.name || "the app") + ", " +