diff --git a/config/ghostty/config b/config/ghostty/config
index d53f5c32..af2c995c 100644
--- a/config/ghostty/config
+++ b/config/ghostty/config
@@ -23,6 +23,8 @@ cursor-style-blink = false
 shell-integration-features = no-cursor,ssh-env
 
 # Keyboard bindings
+keybind = ctrl+shift+page_up=unbind
+keybind = ctrl+shift+page_down=unbind
 keybind = shift+insert=paste_from_clipboard
 keybind = control+insert=copy_to_clipboard
 keybind = super+control+shift+alt+arrow_down=resize_split:down,100
diff --git a/migrations/1770728860.sh b/migrations/1770728860.sh
new file mode 100644
index 00000000..85f19f46
--- /dev/null
+++ b/migrations/1770728860.sh
@@ -0,0 +1,5 @@
+echo "Unbind ctrl+shift+page_up/page_down in Ghostty so it doesn't interfere with tmux keybindings"
+
+if [[ -f ~/.config/ghostty/config ]] && ! grep -q "keybind = ctrl+shift+page_up=" ~/.config/ghostty/config; then
+  sed -i '/# Keyboard bindings/a\keybind = ctrl+shift+page_up=unbind\nkeybind = ctrl+shift+page_down=unbind' ~/.config/ghostty/config
+fi