From 989fbd5de53606cac85a9e6944c1f255f4cf04c9 Mon Sep 17 00:00:00 2001
From: Jim Lawson
Date: Thu, 27 Apr 2017 11:18:07 -0700
Subject: Update instructions for installing firrtl. (#597)

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 12c3d5c4..a0519dc7 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ This will walk you through installing Chisel and its dependencies:
 - [sbt](http://www.scala-sbt.org/), which is the preferred Scala build system
   and what Chisel uses.
 - [Firrtl](https://github.com/ucb-bar/firrtl), which compiles Chisel's IR down
-  to Verilog. Separate installation of Firrtl is no longer required.
+  to Verilog. If you're building from the release branch of chisel3, separate installation of Firrtl is no longer required: the required jar will be automatically downloaed by sbt. If you're building chisel3 from the master branch, you'll need to follow the directions on the [firrtl project](https://github.com/ucb-bar/firrtl) to publish a local copy of the required jar.
 - [Verilator](http://www.veripool.org/wiki/verilator), which compiles Verilog
   down to C++ for simulation. The included unit testing infrastructure uses
   this.
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