diff --git a/docs/_pages/cla.md b/docs/_pages/cla.md
index d8f10820c..8795fd05f 100644
--- a/docs/_pages/cla.md
+++ b/docs/_pages/cla.md
@@ -16,8 +16,8 @@ The agreements used by the Open5GS project are standard documents provided by Pr
 ### 2. How do I complete and submit the CLA?
 
 The Open5GS CLAs can be found as below.
-- [I am an individual]({{ site.url }}{{ site.baseurl }}/assets/cla/Open5GS-Individual.pdf). 
-- [I am a legal entity (corporation)]({{ site.url }}{{ site.baseurl }}/assets/cla//Open5GS-Entity.pdf)
+- [I am an individual]({{ site.url }}{{ site.baseurl }}/assets/cla/Open5GS-Individual.pdf)...(revision 2020-05-23)
+- [I am a legal entity (corporation)]({{ site.url }}{{ site.baseurl }}/assets/cla//Open5GS-Entity.pdf)...(revision 2020-05-23)
 
 **(Email)** Download the appropriate CLA, then print, sign and scan the document before sending by email to [acetcom@gmail.com](mailto:acetcom@gmail.com).