diff --git a/tensorflow/docs_src/install/install_linux.md b/tensorflow/docs_src/install/install_linux.md
index f21c073a1bb..541a55e1845 100644
--- a/tensorflow/docs_src/install/install_linux.md
+++ b/tensorflow/docs_src/install/install_linux.md
@@ -511,6 +511,8 @@ on your system:
   list of supported GPU cards.
 * [GPU drivers](http://nvidia.com/drivers) that support your version of the CUDA
   Toolkit.
+* NCCL 2.2 to use TensorFlow with multiple GPUs. For details, see [NVIDIA's
+  documentation](https://developer.nvidia.com/nccl).
 * The `libcupti-dev` library is the NVIDIA CUDA Profile Tools Interface. This
   library provides advanced profiling support. To install this library,
   use the following command for CUDA Toolkit >= 8.0: