diff --git a/example/starwars/starwars_test.go b/example/starwars/starwars_test.go
index bfb22dbf5cc..9e9f8172f5d 100644
--- a/example/starwars/starwars_test.go
+++ b/example/starwars/starwars_test.go
@@ -214,7 +214,7 @@ func TestStarwars(t *testing.T) {
 		  }
 		}`, &resp, client.Var("episode", "INVALID"))
 
-		require.EqualError(t, err, `[{"message":"INVALID is not a valid Episode","path":["createReview"]}]`)
+		require.EqualError(t, err, `http 422: {"errors":[{"message":"INVALID is not a valid Episode","path":["variable","episode"]}],"data":null}`)
 	})
 
 	t.Run("introspection", func(t *testing.T) {
diff --git a/go.mod b/go.mod
index 8df60052cbd..ade251b80d6 100644
--- a/go.mod
+++ b/go.mod
@@ -21,7 +21,7 @@ require (
 	github.com/stretchr/testify v1.3.0
 	github.com/urfave/cli v1.20.0
 	github.com/vektah/dataloaden v0.2.1-0.20190515034641-a19b9a6e7c9e
-	github.com/vektah/gqlparser v1.1.2
+	github.com/vektah/gqlparser v1.2.0
 	golang.org/x/tools v0.0.0-20190515012406-7d7faa4812bd
 	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
 	gopkg.in/yaml.v2 v2.2.2
diff --git a/go.sum b/go.sum
index b2d54b1f731..5f5906b0e90 100644
--- a/go.sum
+++ b/go.sum
@@ -48,15 +48,11 @@ github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/urfave/cli v1.20.0 h1:fDqGv3UG/4jbVl/QkFwEdddtEDjh/5Ov6X+0B/3bPaw=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
-github.com/vektah/dataloaden v0.2.0 h1:lhynDrG7c8mNLahboCo0Wq82tMjmu5yOUv2ds/tBmss=
-github.com/vektah/dataloaden v0.2.0/go.mod h1:vxM6NuRlgiR0M6wbVTJeKp9vQIs81ZMfCYO+4yq/jbE=
 github.com/vektah/dataloaden v0.2.1-0.20190515034641-a19b9a6e7c9e h1:+w0Zm/9gaWpEAyDlU1eKOuk5twTjAjuevXqcJJw8hrg=
 github.com/vektah/dataloaden v0.2.1-0.20190515034641-a19b9a6e7c9e/go.mod h1:/HUdMve7rvxZma+2ZELQeNh88+003LL7Pf/CZ089j8U=
-github.com/vektah/gqlparser v1.1.2 h1:ZsyLGn7/7jDNI+y4SEhI4yAxRChlv15pUHMjijT+e68=
-github.com/vektah/gqlparser v1.1.2/go.mod h1:1ycwN7Ij5njmMkPPAOaRFY4rET2Enx7IkVv3vaXspKw=
+github.com/vektah/gqlparser v1.2.0 h1:ntkSCX7F5ZJKl+HIVnmLaO269MruasVpNiMOjX9kgo0=
+github.com/vektah/gqlparser v1.2.0/go.mod h1:bkVf0FX+Stjg/MHnm8mEyubuaArhNEqfQhF+OTiAL74=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/net v0.0.0-20180404174746-b3c676e531a6 h1:mge3qS/eMvcfyIAzTMOAy0XUzWG6Lk0N4M8zjuSmdco=
-golang.org/x/net v0.0.0-20180404174746-b3c676e531a6/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a h1:oWX7TPOiFAMXLq8o0ikBYfCJVlRHBcsciT5bXOrH628=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -64,9 +60,6 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/tools v0.0.0-20190125232054-d66bd3c5d5a6 h1:iZgcI2DDp6zW5v9Z/5+f0NuqoxNdmzg4hivjk2WLXpY=
 golang.org/x/tools v0.0.0-20190125232054-d66bd3c5d5a6/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190125232054-dbeab5af4b8d3204d444b78cafaba18a9a062a50/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190511041617-99f201b6807e h1:wTxRxdzKt8fn3IQa3+kVlPJMxK2hJj2Orm+M2Mzw9eg=
-golang.org/x/tools v0.0.0-20190511041617-99f201b6807e/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190515012406-7d7faa4812bd h1:oMEQDWVXVNpceQoVd1JN3CQ7LYJJzs5qWqZIUcxXHHw=
 golang.org/x/tools v0.0.0-20190515012406-7d7faa4812bd/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=