MAINT: change http to https for numfocus.org link in README

[ci skip]

Thanks to @jakirkham for pointing this out in gh-9325.

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 910a12eaa..2b9540dd5 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
   <img src="http://www.numpy.org/_static/numpy_logo.png"><br>
 </div>
 
-[![Powered by NumFOCUS](https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A)](http://numfocus.org)
+[![Powered by NumFOCUS](https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A)](https://numfocus.org)
 
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