diff --git a/dotfiles/zshrc b/dotfiles/zshrc
index 634d91c..e4269d4 100644
--- a/dotfiles/zshrc
+++ b/dotfiles/zshrc
@@ -33,6 +33,10 @@ if [[ "$OSTYPE" =~ ^linux.*$ ]]; then
     PATH=$PATH:~/.node_modules/bin
 
     {%@@ if profile == "knafeh" or profile == "balozi" @@%}
+    # Export these variables in our TTY so that Sway can read them when it
+    # starts. It's not pretty, but it's all we can do since support for
+    # ~/.pam_environment was removed from pambase in Arch Linux recently.
+    export MOZ_ENABLE_WAYLAND=1
     # 2021-06-22: fix "Firefox is already running" message
     # See: https://mastransky.wordpress.com/2020/03/16/wayland-x11-how-to-run-firefox-in-mixed-environment/
     export MOZ_DBUS_REMOTE=1