diff --git a/api/call.go b/api/call.go
index 377a8c1..3625968 100644
--- a/api/call.go
+++ b/api/call.go
@@ -29,10 +29,10 @@ import (
 	"github.com/apache/arrow/go/v9/arrow/memory"
 )
 
-type CallApi interface {
+type Bridge interface {
 	FromChunks(arrays []arrow.Array) (int, error)
 }
 
-type ArrowBridge struct {
+type CommonParameter struct {
 	GoAllocator *memory.GoAllocator
 }
diff --git a/ffi/rust/call.go b/ffi/rust/call.go
index 47a9c6f..cfca63e 100644
--- a/ffi/rust/call.go
+++ b/ffi/rust/call.go
@@ -57,11 +57,11 @@ func Info(s string) {
 	)
 }
 
-type GoBridge struct {
-	api.ArrowBridge
+type Bridge struct {
+	api.CommonParameter
 }
 
-func (goBridge GoBridge) FromChunks(arrays []arrow.Array) (int, error) {
+func (b Bridge) FromChunks(arrays []arrow.Array) (int, error) {
 	var Cschemas []cdata.CArrowSchema
 	var Carrays []cdata.CArrowArray
 
diff --git a/main.go b/main.go
index 7fe1b57..c400f56 100644
--- a/main.go
+++ b/main.go
@@ -58,7 +58,10 @@ func buildAndAppend(mem *memory.GoAllocator, values [][]int32) ([]*array.Int32Bu
 }
 
 func main() {
-	goBridge := rust.GoBridge{api.ArrowBridge{memory.NewGoAllocator()}}
+	mem := memory.NewGoAllocator()
+
+	var b api.Bridge
+	b = rust.Bridge{api.CommonParameter{mem}}
 
 	values := [][]int32{
 		{1, 2, 3, -4},
@@ -66,13 +69,13 @@ func main() {
 		{3, 4, 5, 6},
 	}
 
-	builders, arrays := buildAndAppend(goBridge.GoAllocator, values)
+	builders, arrays := buildAndAppend(mem, values)
 	for idx := 0; idx < len(arrays); idx++ {
 		defer builders[idx].Release()
 		defer arrays[idx].Release()
 	}
 
-	ret, err := goBridge.FromChunks(arrays)
+	ret, err := b.FromChunks(arrays)
 
 	if nil != err {
 		fmt.Println(err)