diff --git a/docs/ackn.rst b/docs/ackn.rst
index e21a537..84525e0 100644
--- a/docs/ackn.rst
+++ b/docs/ackn.rst
@@ -4,7 +4,7 @@ Acknowledgments
 Principal contributors to this code base are
 Travis Askham, Zydrunas Gimbutas, Leslie Greengard, Libin Lu, Jeremy Magland, Dhairya Malhotra, Michael O'Neil, Manas Rachh, Vladimir Rokhlin, and Felipe Vico.
 
-Thanks to Giulherme Saturnino for contributing workflows for continuous
+Thanks to Guilherme Saturnino for contributing workflows for continuous
 integration and for making the library a pip installable package.
 
 Thanks to Joakim Anden, Alex Barnett, Shidong Jiang, David Stein, and Jun Wang