diff --git a/vim/.vim/ftplugin/markdown.vim b/vim/.vim/ftplugin/markdown.vim
new file mode 100644
index 0000000..0c725fd
--- /dev/null
+++ b/vim/.vim/ftplugin/markdown.vim
@@ -0,0 +1 @@
+set tw=79
diff --git a/vim/.vim/ftplugin/tex.vim b/vim/.vim/ftplugin/tex.vim
new file mode 100644
index 0000000..0c725fd
--- /dev/null
+++ b/vim/.vim/ftplugin/tex.vim
@@ -0,0 +1 @@
+set tw=79