diff --git a/lib/command.js b/lib/command.js
index 47e84141..b923d7c8 100644
--- a/lib/command.js
+++ b/lib/command.js
@@ -62,6 +62,9 @@
       base = path.join(source);
       compile = function(source, sourceIndex, topLevel) {
         return path.exists(source, function(exists) {
+          if (topLevel && !exists && source.lastIndexOf(".coffee") === -1) {
+            return compile(source + ".coffee", sourceIndex, topLevel);
+          }
           if (topLevel && !exists) {
             throw new Error("File not found: " + source);
           }
diff --git a/src/command.coffee b/src/command.coffee
index 0e2f438e..5c008b8d 100644
--- a/src/command.coffee
+++ b/src/command.coffee
@@ -78,6 +78,9 @@ compileScripts = ->
     base = path.join(source)
     compile = (source, sourceIndex, topLevel) ->
       path.exists source, (exists) ->
+        if topLevel and not exists and source.lastIndexOf(".coffee") == -1
+            return compile source + ".coffee", sourceIndex, topLevel
+                
         throw new Error "File not found: #{source}" if topLevel and not exists
         fs.stat source, (err, stats) ->
           throw err if err