diff --git a/hypr/hosts/rutherford.lua b/hypr/hosts/rutherford.lua
index 632db89..a2f2c33 100644
--- a/hypr/hosts/rutherford.lua
+++ b/hypr/hosts/rutherford.lua
@@ -13,13 +13,13 @@ hl.monitor({
 -- starts, release stops; the scripts guard the daemon state so stray toggles
 -- (key repeat, missed release) can't invert it (see keybindings.lua).
 -- Kept per-host so machines that use AltGr for characters aren't affected.
--- Bare Pause (Fn+F12 on the TypeMatrix) is the hold-to-talk dictation key
--- here. It was on bare AltGr before, but a held AltGr is itself a modifier:
--- Hyprland drops its long-hold release events, and the modifier state made
--- the first injected phrase disappear from the target TUI. Pause is not a
--- modifier, so nothing is held while whisrs types. Press starts, release
--- stops; the scripts guard the daemon state so stray toggles (key repeat,
--- missed release) can't invert it (see keybindings.lua). Kept per-host so
--- machines that use Pause aren't affected.
-hl.bind("Pause", hl.dsp.exec_cmd("~/.config/hypr/scripts/whisrs-hold-start.sh"))
-hl.bind("Pause", hl.dsp.exec_cmd("~/.config/hypr/scripts/whisrs-hold-stop.sh"), { release = true })
+-- Calc is rutherford's hold-to-talk dictation key: a single non-modifier
+-- key, so nothing is held while whisrs injects text. AltGr failed both ways:
+-- Hyprland drops long-hold release events for modifier keys, and the first
+-- phrase injected while AltGr was held never reached the target TUI. Pause
+-- (Fn+F12) works but needs two keys for a hold button, so Calc won.
+-- Press starts, release stops; the scripts guard the daemon state so stray
+-- toggles (key repeat, missed release) can't invert it (see keybindings.lua).
+-- Kept per-host so machines that use Calc aren't affected.
+hl.bind("XF86Calculator", hl.dsp.exec_cmd("~/.config/hypr/scripts/whisrs-hold-start.sh"))
+hl.bind("XF86Calculator", hl.dsp.exec_cmd("~/.config/hypr/scripts/whisrs-hold-stop.sh"), { release = true })
diff --git a/hypr/shortcuts.txt b/hypr/shortcuts.txt
index 63a5e18..dc2b8ea 100644
--- a/hypr/shortcuts.txt
+++ b/hypr/shortcuts.txt
@@ -2,7 +2,7 @@
 │ SUPER + T                Open terminal             │ │ SUPER + W          Close focused window   │
 │ SUPER + B                Open browser              │ │ SUPER + M          Exit Hyprland          │
 │ SUPER + E                Open file manager         │ │ SUPER + V          Toggle floating        │
-│ SUPER+SHIFT+F23 / Pause  Voice dictation           │
+│ SUPER+SHIFT+F23 / Pause / Calc  Voice dictation    │
 └────────────────────────────────────────────────────┘ │ SUPER + P          Pseudo split (dwindle) │
 ┌───────────────── Focus Movement ───────────────────┐ │ SUPER + J          Toggle split (dwindle) │
 │ SUPER + ←/→/↑/↓          Move focus                │ │ SUPER + F          Toggle fullscreen      │