diff --git a/lib/closure/compiler.rb b/lib/closure/compiler.rb
index 111e40d..1d09e49 100644
--- a/lib/closure/compiler.rb
+++ b/lib/closure/compiler.rb
@@ -34,7 +34,7 @@ def compile(io)
       tempfile.flush
 
       begin
-        result = `#{command} --js #{tempfile.path} 2>&1`
+        result = `#{command} --js "#{tempfile.path}" 2>&1`
       rescue Exception
         raise Error, "compression failed: #{result}"
       ensure