diff --git a/README.asciidoc b/README.asciidoc
index bd64571de..945f3836e 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -57,7 +57,7 @@ working directories and programs to run on startup.
 speed). Less than ten thousand lines of code.
 
 * Uses OpenGL+FreeType for rendering, does not depend on any GUI
-toolkits.
+toolkits, offloads rendering work to the GPU for lower system load.
 
 toc::[]