diff --git a/README.md b/README.md
index 68c2254555..8381ed6904 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,19 @@
 ![TREZOR OS](docs/logo.png)
 
 * [Documentation](docs/)
+
+##Build instructions
+
+###Linux
+
+```
+sudo apt-get install libsdl2-dev:i386 libffi-dev:i386
+make build_unix
+```
+
+###OS X
+
+```
+brew install sdl2
+make build_unix64
+```