diff --git a/orm.go b/orm.go
index d3923997..1207597d 100644
--- a/orm.go
+++ b/orm.go
@@ -26,7 +26,7 @@ type Orm struct {
 }
 
 func (s *Orm) setModel(model interface{}) (err error) {
-	s.TableName = "users"
+	s.TableName = interfaceToTableName(model)
 	s.PrimaryKey = "id"
 	return
 }
diff --git a/utils.go b/utils.go
index 6aca31b5..df6853de 100644
--- a/utils.go
+++ b/utils.go
@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"fmt"
 	"reflect"
+	"regexp"
 	"strings"
 )
 
@@ -35,6 +36,7 @@ func quoteMap(values []string) (results []string) {
 	}
 	return
 }
+
 func toSnake(s string) string {
 	buf := bytes.NewBufferString("")
 	for i, v := range s {
@@ -46,22 +48,6 @@ func toSnake(s string) string {
 	return strings.ToLower(buf.String())
 }
 
-func interfaceToSnake(f interface{}) string {
-	t := reflect.TypeOf(f)
-	for {
-		c := false
-		switch t.Kind() {
-		case reflect.Array, reflect.Chan, reflect.Map, reflect.Ptr, reflect.Slice:
-			t = t.Elem()
-			c = true
-		}
-		if !c {
-			break
-		}
-	}
-	return toSnake(t.Name())
-}
-
 func snakeToUpperCamel(s string) string {
 	buf := bytes.NewBufferString("")
 	for _, v := range strings.Split(s, "_") {
@@ -73,6 +59,23 @@ func snakeToUpperCamel(s string) string {
 	return buf.String()
 }
 
+func interfaceToTableName(f interface{}) string {
+	t := reflect.TypeOf(f)
+	for {
+		c := false
+		switch t.Kind() {
+		case reflect.Array, reflect.Chan, reflect.Map, reflect.Ptr, reflect.Slice:
+			t = t.Elem()
+			c = true
+		}
+		if !c {
+			break
+		}
+	}
+	reg, _ := regexp.Compile("s*$")
+	return reg.ReplaceAllString(toSnake(t.Name()), "s")
+}
+
 func debug(value interface{}) {
 	fmt.Printf("***************\n")
 	fmt.Printf("%+v\n\n", value)