README.md in activeadmin-dropzone-0.0.1 vs README.md in activeadmin-dropzone-0.0.2

@@ -11,10 +11,10 @@
 
 ## Install
 
 Add line to your Gemfile:
 
-    gem 'activeadmin-dropzone', '~0.0.1'
+    gem 'activeadmin-dropzone', '~> 0.0.1'
 
 Add `dropzone` to your file container's class: 
 
     class Post
         dropzone :images
\ No newline at end of file