diff --git a/entc/gen/internal/bindata.go b/entc/gen/internal/bindata.go
index 297d6f8ed..8ca441710 100644
--- a/entc/gen/internal/bindata.go
+++ b/entc/gen/internal/bindata.go
@@ -184,7 +184,7 @@ func templateBuilderDeleteTmpl() (*asset, error) {
 	return a, nil
 }
 
-var _templateBuilderMutationTmpl = 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+var _templateBuilderMutationTmpl = 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
 func templateBuilderMutationTmplBytes() ([]byte, error) {
 	return bindataRead(
@@ -199,7 +199,7 @@ func templateBuilderMutationTmpl() (*asset, error) {
 		return nil, err
 	}
 
-	info := bindataFileInfo{name: "template/builder/mutation.tmpl", size: 17085, mode: os.FileMode(420), modTime: time.Unix(1, 0)}
+	info := bindataFileInfo{name: "template/builder/mutation.tmpl", size: 17122, mode: os.FileMode(420), modTime: time.Unix(1, 0)}
 	a := &asset{bytes: bytes, info: info}
 	return a, nil
 }
diff --git a/entc/gen/template/builder/mutation.tmpl b/entc/gen/template/builder/mutation.tmpl
index 7d535c5a4..f47d5e28b 100644
--- a/entc/gen/template/builder/mutation.tmpl
+++ b/entc/gen/template/builder/mutation.tmpl
@@ -13,6 +13,8 @@ import (
 	{{- range $n := $.Nodes }}
 		"{{ $.Config.Package }}/{{ $n.Package }}"
 	{{- end }}
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/config/ent/mutation.go b/entc/integration/config/ent/mutation.go
index c18db0cfd..f76e0c898 100644
--- a/entc/integration/config/ent/mutation.go
+++ b/entc/integration/config/ent/mutation.go
@@ -9,7 +9,7 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/customid/ent/mutation.go b/entc/integration/customid/ent/mutation.go
index 5ebc6b130..1800f1ebf 100644
--- a/entc/integration/customid/ent/mutation.go
+++ b/entc/integration/customid/ent/mutation.go
@@ -14,8 +14,9 @@ import (
 	"github.com/facebookincubator/ent/entc/integration/customid/ent/group"
 	"github.com/facebookincubator/ent/entc/integration/customid/ent/pet"
 	"github.com/facebookincubator/ent/entc/integration/customid/ent/user"
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/google/uuid"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/ent/mutation.go b/entc/integration/ent/mutation.go
index f540ac908..04e1cb61c 100644
--- a/entc/integration/ent/mutation.go
+++ b/entc/integration/ent/mutation.go
@@ -10,7 +10,6 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/entc/integration/ent/card"
 	"github.com/facebookincubator/ent/entc/integration/ent/comment"
 	"github.com/facebookincubator/ent/entc/integration/ent/fieldtype"
@@ -22,6 +21,8 @@ import (
 	"github.com/facebookincubator/ent/entc/integration/ent/pet"
 	"github.com/facebookincubator/ent/entc/integration/ent/spec"
 	"github.com/facebookincubator/ent/entc/integration/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/gremlin/ent/mutation.go b/entc/integration/gremlin/ent/mutation.go
index bd878361a..c255f54fa 100644
--- a/entc/integration/gremlin/ent/mutation.go
+++ b/entc/integration/gremlin/ent/mutation.go
@@ -10,7 +10,6 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/card"
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/comment"
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/fieldtype"
@@ -22,6 +21,8 @@ import (
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/pet"
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/spec"
 	"github.com/facebookincubator/ent/entc/integration/gremlin/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/hooks/ent/mutation.go b/entc/integration/hooks/ent/mutation.go
index 66fe24de6..8be556bef 100644
--- a/entc/integration/hooks/ent/mutation.go
+++ b/entc/integration/hooks/ent/mutation.go
@@ -10,9 +10,10 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/hooks/ent/card"
 	"github.com/facebookincubator/ent/entc/integration/hooks/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/idtype/ent/mutation.go b/entc/integration/idtype/ent/mutation.go
index 1c2d454fb..63af8abfd 100644
--- a/entc/integration/idtype/ent/mutation.go
+++ b/entc/integration/idtype/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/idtype/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/json/ent/mutation.go b/entc/integration/json/ent/mutation.go
index dbbeaadbc..4de307511 100644
--- a/entc/integration/json/ent/mutation.go
+++ b/entc/integration/json/ent/mutation.go
@@ -12,8 +12,9 @@ import (
 	"net/http"
 	"net/url"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/json/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/migrate/entv1/mutation.go b/entc/integration/migrate/entv1/mutation.go
index b8ae40c54..3c3ff1b9e 100644
--- a/entc/integration/migrate/entv1/mutation.go
+++ b/entc/integration/migrate/entv1/mutation.go
@@ -9,9 +9,10 @@ package entv1
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/migrate/entv1/car"
 	"github.com/facebookincubator/ent/entc/integration/migrate/entv1/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/migrate/entv2/mutation.go b/entc/integration/migrate/entv2/mutation.go
index e80cfa46a..28036cd86 100644
--- a/entc/integration/migrate/entv2/mutation.go
+++ b/entc/integration/migrate/entv2/mutation.go
@@ -9,9 +9,10 @@ package entv2
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/migrate/entv2/car"
 	"github.com/facebookincubator/ent/entc/integration/migrate/entv2/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/privacy/ent/mutation.go b/entc/integration/privacy/ent/mutation.go
index 5f5ebc2ca..f2903dc51 100644
--- a/entc/integration/privacy/ent/mutation.go
+++ b/entc/integration/privacy/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/privacy/ent/planet"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/entc/integration/template/ent/mutation.go b/entc/integration/template/ent/mutation.go
index c40af7e27..2fdee8676 100644
--- a/entc/integration/template/ent/mutation.go
+++ b/entc/integration/template/ent/mutation.go
@@ -10,10 +10,11 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent/entc/integration/ent"
 	"github.com/facebookincubator/ent/entc/integration/template/ent/group"
 	"github.com/facebookincubator/ent/entc/integration/template/ent/pet"
 	"github.com/facebookincubator/ent/entc/integration/template/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/edgeindex/ent/mutation.go b/examples/edgeindex/ent/mutation.go
index 1d99420b0..a4adb8a54 100644
--- a/examples/edgeindex/ent/mutation.go
+++ b/examples/edgeindex/ent/mutation.go
@@ -9,9 +9,10 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/edgeindex/ent/city"
 	"github.com/facebookincubator/ent/examples/edgeindex/ent/street"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/m2m2types/ent/mutation.go b/examples/m2m2types/ent/mutation.go
index 8731ae50a..3ef300daa 100644
--- a/examples/m2m2types/ent/mutation.go
+++ b/examples/m2m2types/ent/mutation.go
@@ -9,9 +9,10 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/m2m2types/ent/group"
 	"github.com/facebookincubator/ent/examples/m2m2types/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/m2mbidi/ent/mutation.go b/examples/m2mbidi/ent/mutation.go
index 8148f8ea1..961dacad3 100644
--- a/examples/m2mbidi/ent/mutation.go
+++ b/examples/m2mbidi/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/m2mbidi/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/m2mrecur/ent/mutation.go b/examples/m2mrecur/ent/mutation.go
index b9ae33eaa..b93b14576 100644
--- a/examples/m2mrecur/ent/mutation.go
+++ b/examples/m2mrecur/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/m2mrecur/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/o2m2types/ent/mutation.go b/examples/o2m2types/ent/mutation.go
index 2501f216a..3a7e67a9d 100644
--- a/examples/o2m2types/ent/mutation.go
+++ b/examples/o2m2types/ent/mutation.go
@@ -9,9 +9,10 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/o2m2types/ent/pet"
 	"github.com/facebookincubator/ent/examples/o2m2types/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/o2mrecur/ent/mutation.go b/examples/o2mrecur/ent/mutation.go
index 9bbc89cc0..c9f0a2d6d 100644
--- a/examples/o2mrecur/ent/mutation.go
+++ b/examples/o2mrecur/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/o2mrecur/ent/node"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/o2o2types/ent/mutation.go b/examples/o2o2types/ent/mutation.go
index 8cbfdc846..915abe4d8 100644
--- a/examples/o2o2types/ent/mutation.go
+++ b/examples/o2o2types/ent/mutation.go
@@ -10,9 +10,10 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/o2o2types/ent/card"
 	"github.com/facebookincubator/ent/examples/o2o2types/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/o2obidi/ent/mutation.go b/examples/o2obidi/ent/mutation.go
index 8924e5655..98a4f7f22 100644
--- a/examples/o2obidi/ent/mutation.go
+++ b/examples/o2obidi/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/o2obidi/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/o2orecur/ent/mutation.go b/examples/o2orecur/ent/mutation.go
index 4aa2a80ee..a1ad0ca5c 100644
--- a/examples/o2orecur/ent/mutation.go
+++ b/examples/o2orecur/ent/mutation.go
@@ -9,8 +9,9 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/o2orecur/ent/node"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/start/ent/mutation.go b/examples/start/ent/mutation.go
index 126cd122a..c323da3fd 100644
--- a/examples/start/ent/mutation.go
+++ b/examples/start/ent/mutation.go
@@ -10,10 +10,11 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/start/ent/car"
 	"github.com/facebookincubator/ent/examples/start/ent/group"
 	"github.com/facebookincubator/ent/examples/start/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (
diff --git a/examples/traversal/ent/mutation.go b/examples/traversal/ent/mutation.go
index 32833b96a..9b7f0b8e5 100644
--- a/examples/traversal/ent/mutation.go
+++ b/examples/traversal/ent/mutation.go
@@ -9,10 +9,11 @@ package ent
 import (
 	"fmt"
 
-	"github.com/facebookincubator/ent"
 	"github.com/facebookincubator/ent/examples/traversal/ent/group"
 	"github.com/facebookincubator/ent/examples/traversal/ent/pet"
 	"github.com/facebookincubator/ent/examples/traversal/ent/user"
+
+	"github.com/facebookincubator/ent"
 )
 
 const (