diff --git a/lib/parser.js b/lib/parser.js
index be0ab18..f99df2f 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -29,10 +29,12 @@
     // Accumulate files
     this.parse = function(vinyl){
       var data = vinyl.contents.toString('utf8');
+
+      vinyl.base = vinyl.cwd;
       // Don't treat empty files
       if (data.length){
-        filemap[vinyl.path] = data;
-        dirmap[vinyl.path] = vinyl.cwd;
+        filemap[vinyl.relative] = data;
+        dirmap[vinyl.relative] = vinyl.cwd;
       }
     };
 
diff --git a/test/expected/hello.txt b/test/expected/hello.txt
index 6903f79..d6acf34 100644
--- a/test/expected/hello.txt
+++ b/test/expected/hello.txt
@@ -1 +1 @@
-{"project":{},"files":{"test/fixtures/hello.txt":{"name":"test/fixtures/hello.txt","modules":{"fixture":1},"classes":{},"fors":{},"namespaces":{}}},"modules":{"fixture":{"name":"fixture","submodules":{},"classes":{},"fors":{},"namespaces":{},"tag":"module","file":"test/fixtures/hello.txt","line":1}},"classes":{},"classitems":[],"warnings":[]}
\ No newline at end of file
+{"project":{},"files":{"fixtures/hello.txt":{"name":"fixtures/hello.txt","modules":{"fixture":1},"classes":{},"fors":{},"namespaces":{}}},"modules":{"fixture":{"name":"fixture","submodules":{},"classes":{},"fors":{},"namespaces":{},"tag":"module","file":"fixtures/hello.txt","line":1}},"classes":{},"classitems":[],"warnings":[]}
\ No newline at end of file