From a11ebf4d2ba69912981ca5b446fab40f31771f63 Mon Sep 17 00:00:00 2001
From: ymmt <ymmt@cybozu.com>
Date: Mon, 23 Mar 2015 20:47:42 +0900
Subject: [PATCH] Edit README.md.

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 8b2bea5..ae0528f 100644
--- a/README.md
+++ b/README.md
@@ -53,6 +53,7 @@ and some [benchmark results](docs/bench.md).
 Prerequisites
 -------------
 
+* **Linux**.
 * C++11 compiler (gcc 4.8.1+ or clang 3.3+).
 * GNU make.