Update runtime files
diff --git a/src/INSTALL b/src/INSTALL
index df7aa88..0515341 100644
--- a/src/INSTALL
+++ b/src/INSTALL
@@ -44,6 +44,7 @@
 	% sudo apt install git
 	% sudo apt install make
 	% sudo apt install clang
+	% sudo apt install libtool-bin
 	
 	Build Vim with default features:
 	% git clone https://github.com/vim/vim.git