diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c03c5d0d9c..0e8b98122f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -126,33 +126,46 @@ For more details see [MAINTAINERS.md](hack/MAINTAINERS.md)
 The sign-off is a simple line at the end of the explanation for the
 patch, which certifies that you wrote it or otherwise have the right to
 pass it on as an open-source patch.  The rules are pretty simple: if you
-can certify the below:
+can certify the below (from
+[developercertificate.org](http://developercertificate.org/)):
 
 ```
-Docker Developer Certificate of Origin 1.1
+Developer Certificate of Origin
+Version 1.1
 
-By making a contribution to the Docker Project ("Project"), I represent and
-warrant that:
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+660 York Street, Suite 102,
+San Francisco, CA 94110 USA
 
-a. The contribution was created in whole or in part by me and I have the right
-to submit the contribution on my own behalf or on behalf of a third party who
-has authorized me to submit this contribution to the Project; or
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
 
-b. The contribution is based upon previous work that, to the best of my
-knowledge, is covered under an appropriate open source license and I have the
-right and authorization to submit that work with modifications, whether
-created in whole or in part by me, under the same open source license (unless
-I am permitted to submit under a different license) that I have identified in
-the contribution; or
 
-c. The contribution was provided directly to me by some other person who
-represented and warranted (a) or (b) and I have not modified it.
+Developer's Certificate of Origin 1.1
 
-d. I understand and agree that this Project and the contribution are publicly
-known and that a record of the contribution (including all personal
-information I submit with it, including my sign-off record) is maintained
-indefinitely and may be redistributed consistent with this Project or the open
-source license(s) involved.
+By making a contribution to this project, I certify that:
+
+(a) The contribution was created in whole or in part by me and I
+    have the right to submit it under the open source license
+    indicated in the file; or
+
+(b) The contribution is based upon previous work that, to the best
+    of my knowledge, is covered under an appropriate open source
+    license and I have the right under that license to submit that
+    work with modifications, whether created in whole or in part
+    by me, under the same open source license (unless I am
+    permitted to submit under a different license), as indicated
+    in the file; or
+
+(c) The contribution was provided directly to me by some other
+    person who certified (a), (b) or (c) and I have not modified
+    it.
+
+(d) I understand and agree that this project and the contribution
+    are public and that a record of the contribution (including all
+    personal information I submit with it, including my sign-off) is
+    maintained indefinitely and may be redistributed consistent with
+    this project or the open source license(s) involved.
 ```
 
 then you just add a line to every git commit message: