diff --git a/zsh/.config/zsh/source/environnment.zsh b/zsh/.config/zsh/source/environnment.zsh
index 26c0c1e..a2ea807 100644
--- a/zsh/.config/zsh/source/environnment.zsh
+++ b/zsh/.config/zsh/source/environnment.zsh
@@ -2,8 +2,18 @@
 # environment variables
 #
 
-export EDITOR="nvim"
+# editor
+if command -v nvim &> /dev/null; then
+  export EDITOR='nvim'
+elif command -v vim &> /dev/null; then
+  export EDITOR='vim'
+fi
 
 # locale
 export LANG='en_NZ.UTF-8'
 export LC_ALL='en_NZ.UTF-8'
+
+# more terminal futzing. yay.
+export COLORTERM='24bit'
+
+# vim: ft=zsh expandtab tabstop=2 shiftwidth=2