diff --git a/README.md b/README.md
index 6472e4ea..bc84763c 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ application development.  It provides a simple, platform-independent API for
 creating windows, contexts and surfaces, reading input, handling events, etc.
 
 GLFW natively supports Windows, macOS and Linux and other Unix-like systems.  On
-Linux both X11 and Wayland is supported.
+Linux both X11 and Wayland are supported.
 
 GLFW is licensed under the [zlib/libpng
 license](http://www.glfw.org/license.html).