diff --git a/README.md b/README.md
index a561431c9ba8e39b92ec11939a8bdd2512dced58..3cd895206c0f273dbaaaa4ca2e6ebc1a5b15a018 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,13 @@
 # Instructions
+## Requirements
+* CUDA drivers, tested with 10.0
+* bazel 0.25.2
+
 ## Build Tensorflow
 ```
 git clone -b r1.15 https://github.com/okdzhimiev/tensorflow.git
 cd tensorflow
+# select CUDA support
 ./configure
 # run tensorflow_maven_builder.sh from tensorflow/ root dir, link or copy from this repo
 ./tensorflow_maven_builder.sh