diff --git a/ftplugin/c.vim b/ftplugin/c.vim
index fe9f13e..5daab3f 100644
--- a/ftplugin/c.vim
+++ b/ftplugin/c.vim
@@ -1,2 +1,2 @@
-set colorcolumn=80
+set colorcolumn=81
 set cino=N-s
diff --git a/ftplugin/cpp.vim b/ftplugin/cpp.vim
index fe9f13e..5daab3f 100644
--- a/ftplugin/cpp.vim
+++ b/ftplugin/cpp.vim
@@ -1,2 +1,2 @@
-set colorcolumn=80
+set colorcolumn=81
 set cino=N-s
diff --git a/ftplugin/python.vim b/ftplugin/python.vim
index a2f943a..63b083a 100644
--- a/ftplugin/python.vim
+++ b/ftplugin/python.vim
@@ -1,4 +1,4 @@
-set colorcolumn=80
+set colorcolumn=81
 "replace tabs with spaces
 set expandtab
 
diff --git a/ftplugin/rust.vim b/ftplugin/rust.vim
index 35199ff..f0e1a03 100644
--- a/ftplugin/rust.vim
+++ b/ftplugin/rust.vim
@@ -1 +1 @@
-set colorcolumn=100
+set colorcolumn=101
diff --git a/ftplugin/tex.vim b/ftplugin/tex.vim
index 3b97ecb..e762764 100644
--- a/ftplugin/tex.vim
+++ b/ftplugin/tex.vim
@@ -1 +1,3 @@
-set colorcolumn=80
+set colorcolumn=81
+set textwidth=80
+set formatoptions+=t