diff --git a/docs/en/Specifications.md b/docs/en/Specifications.md
index 80c10328ae..557c70e29f 100644
--- a/docs/en/Specifications.md
+++ b/docs/en/Specifications.md
@@ -12,7 +12,7 @@ abp add-package Volo.Abp.Specifications
 
 ## Defining the Specifications
 
-Assume that you've an Customer entity as defined below:
+Assume that you've a Customer entity as defined below:
 
 ````csharp
 using System;