diff --git a/README.md b/README.md
index da935817fc91ea5dbf9b3da5499cafe5c1520d2d..1c9fda781f619b940447ab7019982305f28d9768 100644
--- a/README.md
+++ b/README.md
@@ -11,10 +11,13 @@ You would need to download and install the following components for using AVX an
 ```shell
 # Get dependencies
 cd llvm/projects
-git pull https://github.com/llvm-mirror/compiler-rt
+git clone https://github.com/llvm-mirror/compiler-rt
 git checkout release_40
 cd ../..
 
+# Switch to 4.0 branch
+git checkout update_llvm4
+
 # Build
 mkdir install
 mkdir build && cd build