diff --git a/modules/graphical-interface/sway/sway-config.nix b/modules/graphical-interface/sway/sway-config.nix
index 0c964e13..360e31da 100644
--- a/modules/graphical-interface/sway/sway-config.nix
+++ b/modules/graphical-interface/sway/sway-config.nix
@@ -90,19 +90,22 @@ in
 
       ### Key bindings
       #
+      # --to-code binds the physical key rather than the keysym, so the
+      # shortcuts stay the same on fr and en keyboards.
+      #
       # Basics:
       #
           # Start a terminal
-          bindsym $mod+Return exec $term
+          bindsym --to-code $mod+Return exec $term
 
           # Kill focused window
-          bindsym $mod+Shift+q kill
+          bindsym --to-code $mod+Shift+q kill
 
           # Start your launcher
-          bindsym $mod+d exec $menu
+          bindsym --to-code $mod+d exec $menu
 
           # Lock the session
-          bindsym $mod+Control+l exec --no-startup-id swaylock -c 000000 -e
+          bindsym --to-code $mod+Control+l exec --no-startup-id swaylock -c 000000 -e
 
           # Drag floating windows by holding down $mod and left mouse button.
           # Resize them with right mouse button + $mod.
@@ -112,88 +115,88 @@ in
           floating_modifier $mod normal
 
           # Reload the configuration file
-          bindsym $mod+Shift+c reload
+          bindsym --to-code $mod+Shift+c reload
 
           # Exit sway (logs you out of your Wayland session)
-          bindsym $mod+Shift+e exec swaynag -t warning -m 'You pressed the exit shortcut. Do you really want to exit sway? This will end your Wayland session.' -B 'Yes, exit sway' 'swaymsg exit'
+          bindsym --to-code $mod+Shift+e exec swaynag -t warning -m 'You pressed the exit shortcut. Do you really want to exit sway? This will end your Wayland session.' -B 'Yes, exit sway' 'swaymsg exit'
       #
       # Moving around:
       #
           # Move your focus around
-          bindsym $mod+$left focus left
-          bindsym $mod+$down focus down
-          bindsym $mod+$up focus up
-          bindsym $mod+$right focus right
+          bindsym --to-code $mod+$left focus left
+          bindsym --to-code $mod+$down focus down
+          bindsym --to-code $mod+$up focus up
+          bindsym --to-code $mod+$right focus right
           # Or use $mod+[up|down|left|right]
-          bindsym $mod+Left focus left
-          bindsym $mod+Down focus down
-          bindsym $mod+Up focus up
-          bindsym $mod+Right focus right
+          bindsym --to-code $mod+Left focus left
+          bindsym --to-code $mod+Down focus down
+          bindsym --to-code $mod+Up focus up
+          bindsym --to-code $mod+Right focus right
 
           # Move the focused window with the same, but add Shift
-          bindsym $mod+Shift+$left move left
-          bindsym $mod+Shift+$down move down
-          bindsym $mod+Shift+$up move up
-          bindsym $mod+Shift+$right move right
+          bindsym --to-code $mod+Shift+$left move left
+          bindsym --to-code $mod+Shift+$down move down
+          bindsym --to-code $mod+Shift+$up move up
+          bindsym --to-code $mod+Shift+$right move right
           # Ditto, with arrow keys
-          bindsym $mod+Shift+Left move left
-          bindsym $mod+Shift+Down move down
-          bindsym $mod+Shift+Up move up
-          bindsym $mod+Shift+Right move right
+          bindsym --to-code $mod+Shift+Left move left
+          bindsym --to-code $mod+Shift+Down move down
+          bindsym --to-code $mod+Shift+Up move up
+          bindsym --to-code $mod+Shift+Right move right
       #
       # Workspaces:
       #
           # Switch to workspace
-          bindsym $mod+ampersand workspace number 1
-          bindsym $mod+eacute workspace number 2
-          bindsym $mod+quotedbl workspace number 3
-          bindsym $mod+apostrophe workspace number 4
-          bindsym $mod+parenleft workspace number 5
-          bindsym $mod+minus workspace number 6	# +section on Apple keyboards
-          bindsym $mod+egrave workspace number 7
-          bindsym $mod+underscore workspace number 8	# +exclam on Apple keyboards
-          bindsym $mod+ccedilla workspace number 9
-          bindsym $mod+agrave workspace number 10
+          bindsym --to-code $mod+ampersand workspace number 1
+          bindsym --to-code $mod+eacute workspace number 2
+          bindsym --to-code $mod+quotedbl workspace number 3
+          bindsym --to-code $mod+apostrophe workspace number 4
+          bindsym --to-code $mod+parenleft workspace number 5
+          bindsym --to-code $mod+minus workspace number 6	# +section on Apple keyboards
+          bindsym --to-code $mod+egrave workspace number 7
+          bindsym --to-code $mod+underscore workspace number 8	# +exclam on Apple keyboards
+          bindsym --to-code $mod+ccedilla workspace number 9
+          bindsym --to-code $mod+agrave workspace number 10
           # Move focused container to workspace
-          bindsym $mod+Shift+ampersand move container to workspace number 1
-          bindsym $mod+Shift+eacute move container to workspace number 2
-          bindsym $mod+Shift+quotedbl move container to workspace number 3
-          bindsym $mod+Shift+apostrophe move container to workspace number 4
-          bindsym $mod+Shift+parenleft move container to workspace number 5
-          bindsym $mod+Shift+minus move container to workspace number 6
-          bindsym $mod+Shift+egrave move container to workspace number 7
-          bindsym $mod+Shift+underscore move container to workspace number 8
-          bindsym $mod+Shift+ccedilla move container to workspace number 9
-          bindsym $mod+Shift+agrave move container to workspace number 10
+          bindsym --to-code $mod+Shift+ampersand move container to workspace number 1
+          bindsym --to-code $mod+Shift+eacute move container to workspace number 2
+          bindsym --to-code $mod+Shift+quotedbl move container to workspace number 3
+          bindsym --to-code $mod+Shift+apostrophe move container to workspace number 4
+          bindsym --to-code $mod+Shift+parenleft move container to workspace number 5
+          bindsym --to-code $mod+Shift+minus move container to workspace number 6
+          bindsym --to-code $mod+Shift+egrave move container to workspace number 7
+          bindsym --to-code $mod+Shift+underscore move container to workspace number 8
+          bindsym --to-code $mod+Shift+ccedilla move container to workspace number 9
+          bindsym --to-code $mod+Shift+agrave move container to workspace number 10
           # Note: workspaces can have any name you want, not just numbers.
           # We just use 1-10 as the default.
           # For multi-screens.
-          bindsym $mod+m move workspace to output left
+          bindsym --to-code $mod+m move workspace to output left
       #
       # Layout stuff:
       #
           # You can "split" the current object of your focus with
           # $mod+b or $mod+v, for horizontal and vertical splits
           # respectively.
-          bindsym $mod+b splith
-          bindsym $mod+v splitv
+          bindsym --to-code $mod+b splith
+          bindsym --to-code $mod+v splitv
 
           # Switch the current container between different layout styles
-          bindsym $mod+s layout stacking
-          bindsym $mod+w layout tabbed
-          bindsym $mod+e layout toggle split
+          bindsym --to-code $mod+s layout stacking
+          bindsym --to-code $mod+w layout tabbed
+          bindsym --to-code $mod+e layout toggle split
 
           # Make the current focus fullscreen
-          bindsym $mod+f fullscreen
+          bindsym --to-code $mod+f fullscreen
 
           # Toggle the current focus between tiling and floating mode
-          bindsym $mod+Shift+space floating toggle
+          bindsym --to-code $mod+Shift+space floating toggle
 
           # Swap focus between the tiling area and the floating area
-          bindsym $mod+space focus mode_toggle
+          bindsym --to-code $mod+space focus mode_toggle
 
           # Move focus to the parent container
-          bindsym $mod+a focus parent
+          bindsym --to-code $mod+a focus parent
       #
       # Scratchpad:
       #
@@ -201,11 +204,11 @@ in
           # You can send windows there and get them back later.
 
           # Move the currently focused window to the scratchpad
-          bindsym $mod+Shift+p move scratchpad
+          bindsym --to-code $mod+Shift+p move scratchpad
 
           # Show the next scratchpad window or hide the focused scratchpad window.
           # If there are multiple scratchpad windows, this command cycles through them.
-          bindsym $mod+p scratchpad show
+          bindsym --to-code $mod+p scratchpad show
       #
       # Resizing containers:
       #
@@ -214,22 +217,22 @@ in
           # right will grow the containers width
           # up will shrink the containers height
           # down will grow the containers height
-          bindsym $left resize shrink width 10px
-          bindsym $down resize grow height 10px
-          bindsym $up resize shrink height 10px
-          bindsym $right resize grow width 10px
+          bindsym --to-code $left resize shrink width 10px
+          bindsym --to-code $down resize grow height 10px
+          bindsym --to-code $up resize shrink height 10px
+          bindsym --to-code $right resize grow width 10px
 
           # Ditto, with arrow keys
-          bindsym Left resize shrink width 10px
-          bindsym Down resize grow height 10px
-          bindsym Up resize shrink height 10px
-          bindsym Right resize grow width 10px
+          bindsym --to-code Left resize shrink width 10px
+          bindsym --to-code Down resize grow height 10px
+          bindsym --to-code Up resize shrink height 10px
+          bindsym --to-code Right resize grow width 10px
 
           # Return to default mode
-          bindsym Return mode "default"
-          bindsym Escape mode "default"
+          bindsym --to-code Return mode "default"
+          bindsym --to-code Escape mode "default"
       }
-      bindsym $mod+r mode "resize"
+      bindsym --to-code $mod+r mode "resize"
 
       #
       # Status Bar:
diff --git a/tests/default.nix b/tests/default.nix
index 3f6f74b8..84c91de3 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -8,5 +8,6 @@
   anssi-minimal = import ./anssi-minimal.nix { inherit pkgs libSecurix; };
   idempotent-autoinstall = import ./idempotent-autoinstall.nix { inherit pkgs libSecurix; };
   portail = import ./portail.nix { inherit pkgs libSecurix; };
+  sway-keybindings = import ./sway-keybindings.nix { inherit pkgs libSecurix; };
   tools = import ./tools.nix { inherit pkgs libSecurix; };
 }
diff --git a/tests/sway-keybindings.nix b/tests/sway-keybindings.nix
new file mode 100644
index 00000000..258ad3ee
--- /dev/null
+++ b/tests/sway-keybindings.nix
@@ -0,0 +1,100 @@
+# SPDX-FileCopyrightText: 2026 Quentin Cazier <cazierquentin@gmail.com>
+#
+# SPDX-License-Identifier: MIT
+#
+# Regression test for https://github.com/cloud-gouv/securix/issues/84
+#
+# Boots the Securix sway configuration and drives it with key events sent
+# by QEMU. The shortcuts must keep working on the same physical keys once
+# the keyboard is switched from the default fr layout to a us layout.
+
+{ pkgs, libSecurix }:
+
+let
+  lib = pkgs.lib;
+in
+pkgs.testers.nixosTest {
+  name = "sway-keybindings";
+
+  nodes.machine = {
+    imports = [ ../modules/graphical-interface ];
+
+    securix.graphical-interface = {
+      enable = true;
+      variant = "sway";
+    };
+
+    # Log in on tty1 directly instead of going through tuigreet.
+    services.greetd.enable = lib.mkForce false;
+    services.getty.autologinUser = "alice";
+
+    users.users.alice = {
+      isNormalUser = true;
+      password = "test";
+      uid = 1000;
+    };
+
+    environment.variables = {
+      SWAYSOCK = "/tmp/sway-ipc.sock";
+      WLR_RENDERER = "pixman";
+    };
+
+    programs.bash.loginShellInit = ''
+      if [ "$(tty)" = "/dev/tty1" ]; then
+        sway
+      fi
+    '';
+
+    virtualisation.qemu.options = [ "-vga none -device virtio-gpu-pci" ];
+  };
+
+  testScript = ''
+    import json
+    import shlex
+
+    def swaymsg(command, msg_type="command"):
+        shell = "swaymsg -t " + shlex.quote(msg_type) + " -- " + shlex.quote(command)
+        out = machine.succeed("su - alice -c " + shlex.quote(shell))
+        return json.loads(out)
+
+    def walk(node):
+        yield node
+        for group in ("nodes", "floating_nodes"):
+            for child in node.get(group, []):
+                yield from walk(child)
+
+    def app_ids():
+        return [node.get("app_id") for node in walk(swaymsg("", "get_tree"))]
+
+    def focused_workspace():
+        return [ws["num"] for ws in swaymsg("", "get_workspaces") if ws["focused"]][0]
+
+    def keyboards():
+        return [i for i in swaymsg("", "get_inputs") if i["type"] == "keyboard"]
+
+    # QEMU names keys by their us position, so the fr "q" key is sent as "a".
+    machine.wait_for_unit("multi-user.target")
+    machine.wait_for_file("/tmp/sway-ipc.sock")
+    retry(lambda _: len(keyboards()) > 0, timeout_seconds=120)
+
+    with subtest("fr layout: shortcuts work"):
+        assert keyboards()[0]["xkb_active_layout_name"].startswith("French")
+        machine.send_key("meta_l-ret")
+        retry(lambda _: "foot" in app_ids(), timeout_seconds=120)
+        machine.send_key("meta_l-shift-a")
+        machine.wait_until_fails("pgrep foot")
+        machine.send_key("meta_l-2")
+        retry(lambda _: focused_workspace() == 2, timeout_seconds=120)
+
+    with subtest("us layout: same physical keys"):
+        swaymsg('input type:keyboard xkb_layout "fr,us"')
+        swaymsg("input type:keyboard xkb_switch_layout 1")
+        retry(lambda _: keyboards()[0]["xkb_active_layout_name"].startswith("English"), timeout_seconds=120)
+        machine.send_key("meta_l-3")
+        retry(lambda _: focused_workspace() == 3, timeout_seconds=120)
+        machine.send_key("meta_l-ret")
+        retry(lambda _: "foot" in app_ids(), timeout_seconds=120)
+        machine.send_key("meta_l-shift-a")
+        machine.wait_until_fails("pgrep foot")
+  '';
+}