diff --git a/README b/README
index 38c51cd..400bd80 100644
--- a/README
+++ b/README
@@ -80,7 +80,7 @@ The file(1) library and headers are required:
 
 Debian/Ubuntu:: +libmagic-dev+
 Fedora/SuSE::   +file-devel+
-Alpine::        <tt>libmagic file file-dev</tt>
+Alpine::        <tt>libmagic file file-dev build-base</tt>
 Gentoo::        +sys-libs/libmagic+
 OS X::          <tt>brew install libmagic</tt>