diff --git a/justfile b/justfile
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index 0000000..36ffc51
--- /dev/null
+++ b/justfile
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+# map trenchbroom game folder to here:
+# see https://trenchbroom.github.io/manual/latest/#game_configuration_files
+tb_setup_mac:
+    mkdir -p "$HOME/Library/Application Support/TrenchBroom/games/hedz" | true
+    ln -s $(pwd)/trenchbroom/hedz/hedz.fgd "$HOME/Library/Application Support/TrenchBroom/games/hedz/hedz.fgd" | true
+    ln -s $(pwd)/trenchbroom/hedz/GameConfig.cfg "$HOME/Library/Application Support/TrenchBroom/games/hedz/GameConfig.cfg" | true