diff --git a/Ubuntu-Build.md b/Ubuntu-Build.md
index 181f1d9..18abcc4 100644
--- a/Ubuntu-Build.md
+++ b/Ubuntu-Build.md
@@ -7,19 +7,6 @@ cmake ..
 make
 ```
 
-### gcc 7.1
-Optionally you can use gcc 7 to small performance increase.<br>
-If command `add-apt-repository` not found install `software-properties-common` first.
-```bash
-sudo add-apt-repository ppa:jonathonf/gcc-7.1
-sudo apt-get update
-sudo apt-get install gcc-7 g++-7
-```
-When run cmake manually specify C and C++ compiler:
-```bash
-cmake .. -DCMAKE_C_COMPILER=gcc-7 -DCMAKE_CXX_COMPILER=g++-7
-```
-
 ## Additional CMake options
 
 * `-DUV_LIBRARY=/usr/lib/x86_64-linux-gnu/libuv.a` Use static libuv version.