diff --git a/components/drivers/Kconfig b/components/drivers/Kconfig
index 471f68054fa38f643321aa98b6216253956fd0bb..457b8751fe760ab990c6e025cca70a50030b882f 100755
--- a/components/drivers/Kconfig
+++ b/components/drivers/Kconfig
@@ -97,10 +97,10 @@ if RT_USING_I2C
         default y
 
     if RT_USING_I2C_BITOPS
-		config RT_I2C_BITOPS_DEBUG
-   		bool "Use simulate I2C debug message"
-    	default n
-	endif
+	config RT_I2C_BITOPS_DEBUG
+            bool "Use simulate I2C debug message"
+            default n
+    endif
 endif
 
 config RT_USING_PIN