diff --git a/README.md b/README.md
index 978edb9..f0d0e1a 100644
--- a/README.md
+++ b/README.md
@@ -4,13 +4,27 @@ see https://github.com/google/snappy
 
 ## Preparation
 
-Use libsnappy
 
-    $ brew install snappy
+### macOS
 
-Or
+```bash
+$ brew install snappy
+$ brew install autoconf automake libtool
+```
+
+### Ubuntu
+
+```bash
+$ apt-get install libsnappy-dev -y
+$ apt-get install libtool automake autoconf -y
+```
+
+### Alpine
 
-    $ brew install autoconf automake libtool
+```bash
+$ apk install snappy
+$ apk install build-base libexecinfo automake autoconf libtool
+```
 
 ## Installation