diff --git a/src/monger/gridfs.clj b/src/monger/gridfs.clj
index 991ae44..bfb1d73 100644
--- a/src/monger/gridfs.clj
+++ b/src/monger/gridfs.clj
@@ -4,7 +4,8 @@
             [clojure.java.io :as io])
   (:use [monger.conversion])
   (:import [com.mongodb DBObject]
-           [com.mongodb.gridfs GridFS GridFSInputFile]))
+           [com.mongodb.gridfs GridFS GridFSInputFile]
+           [java.io InputStream]))
 
 ;;
 ;; Implementation
@@ -55,7 +56,7 @@
 (extend-protocol GridFSInputFileFactory
   String
   (make-input-file [^String input]
-    (.createFile ^GridFS monger.core/*mongodb-gridfs* (.getBytes input))))
+    (.createFile ^GridFS monger.core/*mongodb-gridfs* ^InputStream (io/make-input-stream input { :encoding "UTF-8" }))))
 
 
 
diff --git a/test/monger/test/gridfs.clj b/test/monger/test/gridfs.clj
index cda1f0a..668ab33 100644
--- a/test/monger/test/gridfs.clj
+++ b/test/monger/test/gridfs.clj
@@ -24,8 +24,8 @@
 
 
 
-(deftest test-storing-strings-to-gridfs
-  (let [input "A string"]
+(deftest test-storing-files-to-gridfs-using-relative-fs-paths
+  (let [input "./test/resources/mongo/js/mapfun1.js"]
     (is (= 0 (count (gridfs/all-files))))
     (gridfs/store (gridfs/make-input-file input)
                   (.setFilename "monger.test.gridfs.file1")
@@ -37,6 +37,6 @@
   (let [input (.getBytes "A string")]
     (is (= 0 (count (gridfs/all-files))))
     (store (make-input-file input)
-      (.setFilename "monger.test.gridfs.file1")
+      (.setFilename "monger.test.gridfs.file2")
       (.setContentType "application/octet-stream"))
     (is (= 1 (count (gridfs/all-files))))))