diff --git a/README.md b/README.md
index ae27beb..43c4f98 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ Thankfully `udev` has stable API and hopefully no changes will be made to it the
 * C99 compiler (build time)
 * POSIX make (build time)
 * POSIX & XSI libc
-* inotify
+* inotify & eventfd
 * Linux >= 2.6.39
 
 ## Installation