diff --git a/eBook/09.8.md b/eBook/09.8.md
index 9cfac6d..2b0c774 100644
--- a/eBook/09.8.md
+++ b/eBook/09.8.md
@@ -99,12 +99,12 @@ include $(GOROOT)/src/Make.pkg
 ```go
 package main
 import (
-	"fmt"
 	"./uc/uc"
+	"fmt"
 )
 
 func main() {
-	str1 := "USING package uc"
+	str1 := "USING package uc!"
 	fmt.Println(uc.UpperCase(str1))
 }
 ```
@@ -124,7 +124,7 @@ include $(GOROOT)/src/Make.cmd
 
 执行 gomake 编译 `ucmain.go` 成可执行文件ucmain
 
-运行 `./ucmain` 显示: `USING package uc!`。
+运行 `./ucmain` 显示: `USING PACKAGE UC!`。
 
 ## 9.8.2 本地安装包
 
diff --git a/eBook/examples/chapter_9/test.go b/eBook/examples/chapter_9/uc_test.go
similarity index 100%
rename from eBook/examples/chapter_9/test.go
rename to eBook/examples/chapter_9/uc_test.go
diff --git a/eBook/examples/chapter_9/ucmain.go b/eBook/examples/chapter_9/ucmain.go
index 676cb47..4aab853 100644
--- a/eBook/examples/chapter_9/ucmain.go
+++ b/eBook/examples/chapter_9/ucmain.go
@@ -6,6 +6,6 @@ import (
 )
 
 func main() {
-	str1 := "USING package uc"
+	str1 := "USING package uc!"
 	fmt.Println(uc.UpperCase(str1))
 }