diff --git a/modules/shell/files/environment.sh b/modules/shell/files/environment.sh
index ad20713..46a8445 100644
--- a/modules/shell/files/environment.sh
+++ b/modules/shell/files/environment.sh
@@ -9,3 +9,5 @@ export DOTFILES=${HOME}/.dotfiles
 
 export TIMEFMT=$'\nreal\t%E\nuser\t%U\nsys\t%S'
 export HISTCONTROL=ignoreboth
+
+export BROWSER=$(which firefox)