diff --git a/README.org b/README.org
index a62267a..504929c 100644
--- a/README.org
+++ b/README.org
@@ -96,6 +96,7 @@ This way, the Solarized color values are loaded first, followed by the dark- or
 
 +  Thanks to [[https://github.com/The-Compiler][Florian Bruhin]] for contributing the Reddit and DuckDuckGo sheets, as well as several fixes and improvements.
 +  Thanks to [[https://github.com/jgkamat][Jay Kamat]] for contributing the Sakai stylesheet and several fixes and improvements.
++  Thanks to [[https://github.com/cal2195][Cal Martin]] for the gruvbox theme.
 
 ** License