diff --git a/goes.go b/goes.go
index 107ce6a..1b7d46d 100644
--- a/goes.go
+++ b/goes.go
@@ -353,8 +353,9 @@ func (req *Request) Run() (*Response, error) {
 	}
 
 	if req.method != "HEAD" {
-		err = json.Unmarshal(body, &esResp)
-		if err != nil {
+		dec := json.NewDecoder(bytes.NewReader(body))
+		dec.UseNumber()
+		if err := dec.Decode(&esResp); err != nil {
 			return esResp, err
 		}
 		err = json.Unmarshal(body, &esResp.Raw)
diff --git a/goes_test.go b/goes_test.go
index a69fcb1..3c5ee86 100644
--- a/goes_test.go
+++ b/goes_test.go
@@ -13,6 +13,7 @@ import (
 	"time"
 
 	. "github.com/go-check/check"
+	"encoding/json"
 )
 
 var (
@@ -21,7 +22,9 @@ var (
 )
 
 // Hook up gocheck into the gotest runner.
-func Test(t *testing.T) { TestingT(t) }
+func Test(t *testing.T) {
+	TestingT(t)
+}
 
 type GoesTestSuite struct{}
 
@@ -56,7 +59,7 @@ func (s *GoesTestSuite) TestWithClient(c *C) {
 
 	c.Assert(conn, DeepEquals, &Connection{ES_HOST, ES_PORT, cl})
 	c.Assert(conn.Client.Transport.(*http.Transport).DisableCompression, Equals, true)
-	c.Assert(conn.Client.Transport.(*http.Transport).ResponseHeaderTimeout, Equals, 1*time.Second)
+	c.Assert(conn.Client.Transport.(*http.Transport).ResponseHeaderTimeout, Equals, 1 * time.Second)
 }
 
 func (s *GoesTestSuite) TestUrl(c *C) {
@@ -71,21 +74,21 @@ func (s *GoesTestSuite) TestUrl(c *C) {
 		api:       "_search",
 	}
 
-	c.Assert(r.Url(), Equals, "http://"+ES_HOST+":"+ES_PORT+"/i/_search")
+	c.Assert(r.Url(), Equals, "http://" + ES_HOST + ":" + ES_PORT + "/i/_search")
 
 	r.IndexList = []string{"a", "b"}
-	c.Assert(r.Url(), Equals, "http://"+ES_HOST+":"+ES_PORT+"/a,b/_search")
+	c.Assert(r.Url(), Equals, "http://" + ES_HOST + ":" + ES_PORT + "/a,b/_search")
 
 	r.TypeList = []string{"c", "d"}
-	c.Assert(r.Url(), Equals, "http://"+ES_HOST+":"+ES_PORT+"/a,b/c,d/_search")
+	c.Assert(r.Url(), Equals, "http://" + ES_HOST + ":" + ES_PORT + "/a,b/c,d/_search")
 
 	r.ExtraArgs = make(url.Values, 1)
 	r.ExtraArgs.Set("version", "1")
-	c.Assert(r.Url(), Equals, "http://"+ES_HOST+":"+ES_PORT+"/a,b/c,d/_search?version=1")
+	c.Assert(r.Url(), Equals, "http://" + ES_HOST + ":" + ES_PORT + "/a,b/c,d/_search?version=1")
 
 	r.id = "1234"
 	r.api = ""
-	c.Assert(r.Url(), Equals, "http://"+ES_HOST+":"+ES_PORT+"/a,b/c,d/1234/?version=1")
+	c.Assert(r.Url(), Equals, "http://" + ES_HOST + ":" + ES_PORT + "/a,b/c,d/1234/?version=1")
 }
 
 func (s *GoesTestSuite) TestEsDown(c *C) {
@@ -735,6 +738,13 @@ func (s *GoesTestSuite) TestSearch(c *C) {
 	}
 	response, err := conn.Search(query, []string{indexName}, []string{docType}, url.Values{})
 
+
+	//Type of response.Hits.MaxScore is json.Number, and DeepEquals will return false,
+	// so we need to change it manualy
+	jsonNumberMaxScore, _ := response.Hits.MaxScore.(json.Number)
+	maxScore, _ := jsonNumberMaxScore.Float64()
+	response.Hits.MaxScore = maxScore
+
 	expectedHits := Hits{
 		Total:    1,
 		MaxScore: 1.0,
@@ -1066,18 +1076,30 @@ func (s *GoesTestSuite) TestAggregations(c *C) {
 	c.Assert(user.Buckets()[1].Key(), Equals, "foo")
 
 	barAge := user.Buckets()[0].Aggregation("age")
-	c.Assert(barAge["count"], Equals, 1.0)
-	c.Assert(barAge["sum"], Equals, 30.0)
+	jCount, _ := barAge["count"].(json.Number)
+	countInt64, _ := jCount.Int64()
+	c.Assert(countInt64, Equals, int64(1))
+	jSum, _ := barAge["sum"].(json.Number)
+	sumFloat64, _ := jSum.Float64()
+	c.Assert(sumFloat64, Equals, 30.0)
 
 	fooAge := user.Buckets()[1].Aggregation("age")
-	c.Assert(fooAge["count"], Equals, 1.0)
-	c.Assert(fooAge["sum"], Equals, 25.0)
+	jCount, _ = fooAge["count"].(json.Number)
+	countInt64, _ = jCount.Int64()
+	c.Assert(countInt64, Equals, int64(1))
+	jSum, _ = fooAge["sum"].(json.Number)
+	sumFloat64, _ = jSum.Float64()
+	c.Assert(sumFloat64, Equals, 25.0)
 
 	age, ok := resp.Aggregations["age"]
 	c.Assert(ok, Equals, true)
 
-	c.Assert(age["count"], Equals, 2.0)
-	c.Assert(age["sum"], Equals, 25.0+30.0)
+	jCount, _ = age["count"].(json.Number)
+	countInt64, _ = jCount.Int64()
+	c.Assert(countInt64, Equals, int64(2))
+	jSum, _ = age["sum"].(json.Number)
+	sumFloat64, _ = jSum.Float64()
+	c.Assert(sumFloat64, Equals, 25.0 + 30.0)
 }
 
 func (s *GoesTestSuite) TestPutMapping(c *C) {
@@ -1397,7 +1419,7 @@ func (s *GoesTestSuite) TestRemoveAlias(c *C) {
 
 	// Get document via alias
 	_, err = conn.Get(aliasName, docType, docId, url.Values{})
-	c.Assert(err.Error(), Equals, "[404] IndexMissingException[["+aliasName+"] missing]")
+	c.Assert(err.Error(), Equals, "[404] IndexMissingException[[" + aliasName + "] missing]")
 }
 
 func (s *GoesTestSuite) TestAliasExists(c *C) {